diff --git a/src/google/protobuf/compiler/ruby/ruby_generated_code_pb.rb b/src/google/protobuf/compiler/ruby/ruby_generated_code_pb.rb
index db3f4fb82c..6c24134efc 100644
--- a/src/google/protobuf/compiler/ruby/ruby_generated_code_pb.rb
+++ b/src/google/protobuf/compiler/ruby/ruby_generated_code_pb.rb
@@ -13,7 +13,7 @@ pool = Google::Protobuf::DescriptorPool.generated_pool
 
 begin
   pool.add_serialized_file(descriptor_data)
-rescue TypeError => e
+rescue TypeError
   # Compatibility code: will be removed in the next major version.
   require 'google/protobuf/descriptor_pb'
   parsed = Google::Protobuf::FileDescriptorProto.decode(descriptor_data)
diff --git a/src/google/protobuf/compiler/ruby/ruby_generated_code_proto2_pb.rb b/src/google/protobuf/compiler/ruby/ruby_generated_code_proto2_pb.rb
index 5fb22ac24c..064959825d 100644
--- a/src/google/protobuf/compiler/ruby/ruby_generated_code_proto2_pb.rb
+++ b/src/google/protobuf/compiler/ruby/ruby_generated_code_proto2_pb.rb
@@ -13,7 +13,7 @@ pool = Google::Protobuf::DescriptorPool.generated_pool
 
 begin
   pool.add_serialized_file(descriptor_data)
-rescue TypeError => e
+rescue TypeError
   # Compatibility code: will be removed in the next major version.
   require 'google/protobuf/descriptor_pb'
   parsed = Google::Protobuf::FileDescriptorProto.decode(descriptor_data)
diff --git a/src/google/protobuf/compiler/ruby/ruby_generated_pkg_explicit_legacy_pb.rb b/src/google/protobuf/compiler/ruby/ruby_generated_pkg_explicit_legacy_pb.rb
index 9fdfd23d3f..bb8cc10615 100644
--- a/src/google/protobuf/compiler/ruby/ruby_generated_pkg_explicit_legacy_pb.rb
+++ b/src/google/protobuf/compiler/ruby/ruby_generated_pkg_explicit_legacy_pb.rb
@@ -11,7 +11,7 @@ pool = Google::Protobuf::DescriptorPool.generated_pool
 
 begin
   pool.add_serialized_file(descriptor_data)
-rescue TypeError => e
+rescue TypeError
   # Compatibility code: will be removed in the next major version.
   require 'google/protobuf/descriptor_pb'
   parsed = Google::Protobuf::FileDescriptorProto.decode(descriptor_data)
diff --git a/src/google/protobuf/compiler/ruby/ruby_generated_pkg_explicit_pb.rb b/src/google/protobuf/compiler/ruby/ruby_generated_pkg_explicit_pb.rb
index b6092082ac..4d49ff8ffe 100644
--- a/src/google/protobuf/compiler/ruby/ruby_generated_pkg_explicit_pb.rb
+++ b/src/google/protobuf/compiler/ruby/ruby_generated_pkg_explicit_pb.rb
@@ -11,7 +11,7 @@ pool = Google::Protobuf::DescriptorPool.generated_pool
 
 begin
   pool.add_serialized_file(descriptor_data)
-rescue TypeError => e
+rescue TypeError
   # Compatibility code: will be removed in the next major version.
   require 'google/protobuf/descriptor_pb'
   parsed = Google::Protobuf::FileDescriptorProto.decode(descriptor_data)
diff --git a/src/google/protobuf/compiler/ruby/ruby_generated_pkg_implicit_pb.rb b/src/google/protobuf/compiler/ruby/ruby_generated_pkg_implicit_pb.rb
index 062800a61d..7235a16ccd 100644
--- a/src/google/protobuf/compiler/ruby/ruby_generated_pkg_implicit_pb.rb
+++ b/src/google/protobuf/compiler/ruby/ruby_generated_pkg_implicit_pb.rb
@@ -11,7 +11,7 @@ pool = Google::Protobuf::DescriptorPool.generated_pool
 
 begin
   pool.add_serialized_file(descriptor_data)
-rescue TypeError => e
+rescue TypeError
   # Compatibility code: will be removed in the next major version.
   require 'google/protobuf/descriptor_pb'
   parsed = Google::Protobuf::FileDescriptorProto.decode(descriptor_data)
diff --git a/src/google/protobuf/compiler/ruby/ruby_generator.cc b/src/google/protobuf/compiler/ruby/ruby_generator.cc
index f95ec09099..9c57609535 100644
--- a/src/google/protobuf/compiler/ruby/ruby_generator.cc
+++ b/src/google/protobuf/compiler/ruby/ruby_generator.cc
@@ -288,7 +288,7 @@ pool = Google::Protobuf::DescriptorPool.generated_pool
 
 begin
   pool.add_serialized_file(descriptor_data)
-rescue TypeError => e
+rescue TypeError
   # Compatibility code: will be removed in the next major version.
   require 'google/protobuf/descriptor_pb'
   parsed = Google::Protobuf::FileDescriptorProto.decode(descriptor_data)