diff --git a/php/src/Google/Protobuf/Internal/DescriptorProto.php b/php/src/Google/Protobuf/Internal/DescriptorProto.php
index 40ea19ad7b..3b215d52ae 100644
--- a/php/src/Google/Protobuf/Internal/DescriptorProto.php
+++ b/php/src/Google/Protobuf/Internal/DescriptorProto.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Describes a message type.
diff --git a/php/src/Google/Protobuf/Internal/DescriptorProto/ExtensionRange.php b/php/src/Google/Protobuf/Internal/DescriptorProto/ExtensionRange.php
index 85d0f28ec3..c06a0a6ea9 100644
--- a/php/src/Google/Protobuf/Internal/DescriptorProto/ExtensionRange.php
+++ b/php/src/Google/Protobuf/Internal/DescriptorProto/ExtensionRange.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Generated from protobuf message <code>google.protobuf.DescriptorProto.ExtensionRange</code>
diff --git a/php/src/Google/Protobuf/Internal/DescriptorProto/ReservedRange.php b/php/src/Google/Protobuf/Internal/DescriptorProto/ReservedRange.php
index e3c6e5489a..73c964faa0 100644
--- a/php/src/Google/Protobuf/Internal/DescriptorProto/ReservedRange.php
+++ b/php/src/Google/Protobuf/Internal/DescriptorProto/ReservedRange.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Range of reserved tag numbers. Reserved tag numbers may not be used by
diff --git a/php/src/Google/Protobuf/Internal/EnumDescriptorProto.php b/php/src/Google/Protobuf/Internal/EnumDescriptorProto.php
index 25f4933ab8..da30fa9906 100644
--- a/php/src/Google/Protobuf/Internal/EnumDescriptorProto.php
+++ b/php/src/Google/Protobuf/Internal/EnumDescriptorProto.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Describes an enum type.
diff --git a/php/src/Google/Protobuf/Internal/EnumDescriptorProto/EnumReservedRange.php b/php/src/Google/Protobuf/Internal/EnumDescriptorProto/EnumReservedRange.php
index d84e2af316..e1079585ec 100644
--- a/php/src/Google/Protobuf/Internal/EnumDescriptorProto/EnumReservedRange.php
+++ b/php/src/Google/Protobuf/Internal/EnumDescriptorProto/EnumReservedRange.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Range of reserved numeric values. Reserved values may not be used by
diff --git a/php/src/Google/Protobuf/Internal/EnumOptions.php b/php/src/Google/Protobuf/Internal/EnumOptions.php
index 6af31af8b3..3d74c81c21 100644
--- a/php/src/Google/Protobuf/Internal/EnumOptions.php
+++ b/php/src/Google/Protobuf/Internal/EnumOptions.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Generated from protobuf message <code>google.protobuf.EnumOptions</code>
diff --git a/php/src/Google/Protobuf/Internal/EnumValueDescriptorProto.php b/php/src/Google/Protobuf/Internal/EnumValueDescriptorProto.php
index 8601c2b26c..50bda008e8 100644
--- a/php/src/Google/Protobuf/Internal/EnumValueDescriptorProto.php
+++ b/php/src/Google/Protobuf/Internal/EnumValueDescriptorProto.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Describes a value within an enum.
diff --git a/php/src/Google/Protobuf/Internal/EnumValueOptions.php b/php/src/Google/Protobuf/Internal/EnumValueOptions.php
index d1f5edd0e0..a267c6d5e2 100644
--- a/php/src/Google/Protobuf/Internal/EnumValueOptions.php
+++ b/php/src/Google/Protobuf/Internal/EnumValueOptions.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Generated from protobuf message <code>google.protobuf.EnumValueOptions</code>
diff --git a/php/src/Google/Protobuf/Internal/ExtensionRangeOptions.php b/php/src/Google/Protobuf/Internal/ExtensionRangeOptions.php
index caeb802d45..00fbebecaf 100644
--- a/php/src/Google/Protobuf/Internal/ExtensionRangeOptions.php
+++ b/php/src/Google/Protobuf/Internal/ExtensionRangeOptions.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Generated from protobuf message <code>google.protobuf.ExtensionRangeOptions</code>
diff --git a/php/src/Google/Protobuf/Internal/FieldDescriptorProto.php b/php/src/Google/Protobuf/Internal/FieldDescriptorProto.php
index 1dd6523e98..e578197515 100644
--- a/php/src/Google/Protobuf/Internal/FieldDescriptorProto.php
+++ b/php/src/Google/Protobuf/Internal/FieldDescriptorProto.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Describes a field within a message.
diff --git a/php/src/Google/Protobuf/Internal/FieldOptions.php b/php/src/Google/Protobuf/Internal/FieldOptions.php
index c709564984..751c278d78 100644
--- a/php/src/Google/Protobuf/Internal/FieldOptions.php
+++ b/php/src/Google/Protobuf/Internal/FieldOptions.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Generated from protobuf message <code>google.protobuf.FieldOptions</code>
diff --git a/php/src/Google/Protobuf/Internal/FileDescriptorProto.php b/php/src/Google/Protobuf/Internal/FileDescriptorProto.php
index 8eee320ae3..cb10aa7939 100644
--- a/php/src/Google/Protobuf/Internal/FileDescriptorProto.php
+++ b/php/src/Google/Protobuf/Internal/FileDescriptorProto.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Describes a complete .proto file.
diff --git a/php/src/Google/Protobuf/Internal/FileDescriptorSet.php b/php/src/Google/Protobuf/Internal/FileDescriptorSet.php
index b5cc1f11a5..9907b17d73 100644
--- a/php/src/Google/Protobuf/Internal/FileDescriptorSet.php
+++ b/php/src/Google/Protobuf/Internal/FileDescriptorSet.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * The protocol compiler can output a FileDescriptorSet containing the .proto
diff --git a/php/src/Google/Protobuf/Internal/FileOptions.php b/php/src/Google/Protobuf/Internal/FileOptions.php
index c6064965d4..c6b36bbc89 100644
--- a/php/src/Google/Protobuf/Internal/FileOptions.php
+++ b/php/src/Google/Protobuf/Internal/FileOptions.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Generated from protobuf message <code>google.protobuf.FileOptions</code>
diff --git a/php/src/Google/Protobuf/Internal/GeneratedCodeInfo.php b/php/src/Google/Protobuf/Internal/GeneratedCodeInfo.php
index 2d6fe0053b..f5a65bea46 100644
--- a/php/src/Google/Protobuf/Internal/GeneratedCodeInfo.php
+++ b/php/src/Google/Protobuf/Internal/GeneratedCodeInfo.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Describes the relationship between generated code and its original source
diff --git a/php/src/Google/Protobuf/Internal/GeneratedCodeInfo/Annotation.php b/php/src/Google/Protobuf/Internal/GeneratedCodeInfo/Annotation.php
index 74e089cc4d..09f958d251 100644
--- a/php/src/Google/Protobuf/Internal/GeneratedCodeInfo/Annotation.php
+++ b/php/src/Google/Protobuf/Internal/GeneratedCodeInfo/Annotation.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Generated from protobuf message <code>google.protobuf.GeneratedCodeInfo.Annotation</code>
diff --git a/php/src/Google/Protobuf/Internal/MessageOptions.php b/php/src/Google/Protobuf/Internal/MessageOptions.php
index ccf0919bef..bf490de686 100644
--- a/php/src/Google/Protobuf/Internal/MessageOptions.php
+++ b/php/src/Google/Protobuf/Internal/MessageOptions.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Generated from protobuf message <code>google.protobuf.MessageOptions</code>
diff --git a/php/src/Google/Protobuf/Internal/MethodDescriptorProto.php b/php/src/Google/Protobuf/Internal/MethodDescriptorProto.php
index fba0c9966c..1bd5dd3e1c 100644
--- a/php/src/Google/Protobuf/Internal/MethodDescriptorProto.php
+++ b/php/src/Google/Protobuf/Internal/MethodDescriptorProto.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Describes a method of a service.
diff --git a/php/src/Google/Protobuf/Internal/MethodOptions.php b/php/src/Google/Protobuf/Internal/MethodOptions.php
index 21c07f5c2a..a2c729a9bb 100644
--- a/php/src/Google/Protobuf/Internal/MethodOptions.php
+++ b/php/src/Google/Protobuf/Internal/MethodOptions.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Generated from protobuf message <code>google.protobuf.MethodOptions</code>
diff --git a/php/src/Google/Protobuf/Internal/OneofDescriptorProto.php b/php/src/Google/Protobuf/Internal/OneofDescriptorProto.php
index c471c80afe..9ecfe5cbfe 100644
--- a/php/src/Google/Protobuf/Internal/OneofDescriptorProto.php
+++ b/php/src/Google/Protobuf/Internal/OneofDescriptorProto.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Describes a oneof.
diff --git a/php/src/Google/Protobuf/Internal/OneofOptions.php b/php/src/Google/Protobuf/Internal/OneofOptions.php
index dab1db4ae3..46b516f301 100644
--- a/php/src/Google/Protobuf/Internal/OneofOptions.php
+++ b/php/src/Google/Protobuf/Internal/OneofOptions.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Generated from protobuf message <code>google.protobuf.OneofOptions</code>
diff --git a/php/src/Google/Protobuf/Internal/ServiceDescriptorProto.php b/php/src/Google/Protobuf/Internal/ServiceDescriptorProto.php
index a7173719a9..8de7afd0bc 100644
--- a/php/src/Google/Protobuf/Internal/ServiceDescriptorProto.php
+++ b/php/src/Google/Protobuf/Internal/ServiceDescriptorProto.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Describes a service.
diff --git a/php/src/Google/Protobuf/Internal/ServiceOptions.php b/php/src/Google/Protobuf/Internal/ServiceOptions.php
index d59d9c3be2..67162f3764 100644
--- a/php/src/Google/Protobuf/Internal/ServiceOptions.php
+++ b/php/src/Google/Protobuf/Internal/ServiceOptions.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Generated from protobuf message <code>google.protobuf.ServiceOptions</code>
diff --git a/php/src/Google/Protobuf/Internal/SourceCodeInfo.php b/php/src/Google/Protobuf/Internal/SourceCodeInfo.php
index 75cc3dd247..6e413f77a2 100644
--- a/php/src/Google/Protobuf/Internal/SourceCodeInfo.php
+++ b/php/src/Google/Protobuf/Internal/SourceCodeInfo.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Encapsulates information about the original source file from which a
diff --git a/php/src/Google/Protobuf/Internal/SourceCodeInfo/Location.php b/php/src/Google/Protobuf/Internal/SourceCodeInfo/Location.php
index dd39e5b63e..bad247a11f 100644
--- a/php/src/Google/Protobuf/Internal/SourceCodeInfo/Location.php
+++ b/php/src/Google/Protobuf/Internal/SourceCodeInfo/Location.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * Generated from protobuf message <code>google.protobuf.SourceCodeInfo.Location</code>
diff --git a/php/src/Google/Protobuf/Internal/UninterpretedOption.php b/php/src/Google/Protobuf/Internal/UninterpretedOption.php
index 2a13d98a02..3b517ec552 100644
--- a/php/src/Google/Protobuf/Internal/UninterpretedOption.php
+++ b/php/src/Google/Protobuf/Internal/UninterpretedOption.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * A message representing a option the parser does not recognize. This only
diff --git a/php/src/Google/Protobuf/Internal/UninterpretedOption/NamePart.php b/php/src/Google/Protobuf/Internal/UninterpretedOption/NamePart.php
index f40c485e77..92ee4b44b9 100644
--- a/php/src/Google/Protobuf/Internal/UninterpretedOption/NamePart.php
+++ b/php/src/Google/Protobuf/Internal/UninterpretedOption/NamePart.php
@@ -9,7 +9,6 @@ use Google\Protobuf\Internal\GPBWire;
 use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\InputStream;
 use Google\Protobuf\Internal\GPBUtil;
-use Google\Protobuf\Internal\GPBWrapperUtils;
 
 /**
  * The name of the uninterpreted option.  Each string represents a segment in
diff --git a/src/google/protobuf/compiler/php/php_generator.cc b/src/google/protobuf/compiler/php/php_generator.cc
index 3e7c320768..d7e33b2c06 100644
--- a/src/google/protobuf/compiler/php/php_generator.cc
+++ b/src/google/protobuf/compiler/php/php_generator.cc
@@ -1023,16 +1023,14 @@ void GenerateUseDeclaration(bool is_descriptor, io::Printer* printer) {
     printer->Print(
         "use Google\\Protobuf\\Internal\\GPBType;\n"
         "use Google\\Protobuf\\Internal\\RepeatedField;\n"
-        "use Google\\Protobuf\\Internal\\GPBUtil;\n"
-        "use Google\\Protobuf\\Internal\\GPBWrapperUtils;\n\n");
+        "use Google\\Protobuf\\Internal\\GPBUtil;\n\n");
   } else {
     printer->Print(
         "use Google\\Protobuf\\Internal\\GPBType;\n"
         "use Google\\Protobuf\\Internal\\GPBWire;\n"
         "use Google\\Protobuf\\Internal\\RepeatedField;\n"
         "use Google\\Protobuf\\Internal\\InputStream;\n"
-        "use Google\\Protobuf\\Internal\\GPBUtil;\n"
-        "use Google\\Protobuf\\Internal\\GPBWrapperUtils;\n\n");
+        "use Google\\Protobuf\\Internal\\GPBUtil;\n\n");
   }
 }