diff --git a/gRPC-Core.podspec b/gRPC-Core.podspec
index 435de1b8d05..0654c8e1621 100644
--- a/gRPC-Core.podspec
+++ b/gRPC-Core.podspec
@@ -1,8 +1,10 @@
-# GRPC CocoaPods podspec
-# This file has been automatically generated from a template file. Please make modifications to
-# `templates/gRPC-Core.podspec.template` instead. This file can be regenerated from the template by
-# running `tools/buildgen/generate_projects.sh`.
+# This file has been automatically generated from a template file.
+# Please make modifications to `templates/gRPC-Core.podspec.template`
+# instead. This file can be regenerated from the template by running
+# `tools/buildgen/generate_projects.sh`.
 
+# gRPC Core CocoaPods podspec
+#
 # Copyright 2015, Google Inc.
 # All rights reserved.
 #
diff --git a/gRPC-ProtoRPC.podspec b/gRPC-ProtoRPC.podspec
index 4f061d30920..85947a7176b 100644
--- a/gRPC-ProtoRPC.podspec
+++ b/gRPC-ProtoRPC.podspec
@@ -1,3 +1,9 @@
+# This file has been automatically generated from a template file.
+# Please make modifications to
+# `templates/gRPC-ProtoRPC.podspec.template` instead. This file can be
+# regenerated from the template by running
+# `tools/buildgen/generate_projects.sh`.
+
 # Copyright 2015, Google Inc.
 # All rights reserved.
 #
diff --git a/gRPC-RxLibrary.podspec b/gRPC-RxLibrary.podspec
index c8fdb8f3cc5..293b90d0040 100644
--- a/gRPC-RxLibrary.podspec
+++ b/gRPC-RxLibrary.podspec
@@ -1,3 +1,9 @@
+# This file has been automatically generated from a template file.
+# Please make modifications to
+# `templates/gRPC-RxLibrary.podspec.template` instead. This file can be
+# regenerated from the template by running
+# `tools/buildgen/generate_projects.sh`.
+
 # Copyright 2015, Google Inc.
 # All rights reserved.
 #
diff --git a/gRPC.podspec b/gRPC.podspec
index 8f26dcfc4d7..04f228e16ef 100644
--- a/gRPC.podspec
+++ b/gRPC.podspec
@@ -1,3 +1,8 @@
+# This file has been automatically generated from a template file.
+# Please make modifications to `templates/gRPC.podspec.template`
+# instead. This file can be regenerated from the template by running
+# `tools/buildgen/generate_projects.sh`.
+
 # Copyright 2015, Google Inc.
 # All rights reserved.
 #
diff --git a/src/objective-c/!ProtoCompiler-gRPCPlugin.podspec b/src/objective-c/!ProtoCompiler-gRPCPlugin.podspec
index 09cf93d2a42..cbe8f4b6072 100644
--- a/src/objective-c/!ProtoCompiler-gRPCPlugin.podspec
+++ b/src/objective-c/!ProtoCompiler-gRPCPlugin.podspec
@@ -1,5 +1,11 @@
-# CocoaPods podspec for the gRPC Proto Compiler Plugin
+# This file has been automatically generated from a template file.
+# Please make modifications to
+# `templates/src/objective-c/!ProtoCompiler-gRPCPlugin.podspec.template`
+# instead. This file can be regenerated from the template by running
+# `tools/buildgen/generate_projects.sh`.
 
+# CocoaPods podspec for the gRPC Proto Compiler Plugin
+#
 # Copyright 2016, Google Inc.
 # All rights reserved.
 #
diff --git a/src/objective-c/GRPCClient/private/version.h b/src/objective-c/GRPCClient/private/version.h
index 55d38c235af..0d01dc31f76 100644
--- a/src/objective-c/GRPCClient/private/version.h
+++ b/src/objective-c/GRPCClient/private/version.h
@@ -31,4 +31,7 @@
  *
  */
 
+/* This file is autogenerated from template:
+ * templates/src/objective-c/GRPCClient/private/version.h.template */
+
 #define GRPC_OBJC_VERSION_STRING @"1.1.0-dev"
diff --git a/templates/gRPC-Core.podspec.template b/templates/gRPC-Core.podspec.template
index baa9f5497da..18dabb9603b 100644
--- a/templates/gRPC-Core.podspec.template
+++ b/templates/gRPC-Core.podspec.template
@@ -1,10 +1,12 @@
 %YAML 1.2
 --- |
-  # GRPC CocoaPods podspec
-  # This file has been automatically generated from a template file. Please make modifications to
-  # `templates/gRPC-Core.podspec.template` instead. This file can be regenerated from the template by
-  # running `tools/buildgen/generate_projects.sh`.
+  # This file has been automatically generated from a template file.
+  # Please make modifications to `templates/gRPC-Core.podspec.template`
+  # instead. This file can be regenerated from the template by running
+  # `tools/buildgen/generate_projects.sh`.
 
+  # gRPC Core CocoaPods podspec
+  #
   # Copyright 2015, Google Inc.
   # All rights reserved.
   #
diff --git a/templates/gRPC-ProtoRPC.podspec.template b/templates/gRPC-ProtoRPC.podspec.template
index 4b507d217c0..5d7d90d2318 100644
--- a/templates/gRPC-ProtoRPC.podspec.template
+++ b/templates/gRPC-ProtoRPC.podspec.template
@@ -1,5 +1,11 @@
 %YAML 1.2
 --- |
+  # This file has been automatically generated from a template file.
+  # Please make modifications to
+  # `templates/gRPC-ProtoRPC.podspec.template` instead. This file can be
+  # regenerated from the template by running
+  # `tools/buildgen/generate_projects.sh`.
+
   # Copyright 2015, Google Inc.
   # All rights reserved.
   #
diff --git a/templates/gRPC-RxLibrary.podspec.template b/templates/gRPC-RxLibrary.podspec.template
index 99a40730fa2..35a06c8a856 100644
--- a/templates/gRPC-RxLibrary.podspec.template
+++ b/templates/gRPC-RxLibrary.podspec.template
@@ -1,5 +1,11 @@
 %YAML 1.2
 --- |
+  # This file has been automatically generated from a template file.
+  # Please make modifications to
+  # `templates/gRPC-RxLibrary.podspec.template` instead. This file can be
+  # regenerated from the template by running
+  # `tools/buildgen/generate_projects.sh`.
+
   # Copyright 2015, Google Inc.
   # All rights reserved.
   #
diff --git a/templates/gRPC.podspec.template b/templates/gRPC.podspec.template
index 8ccd1867dd0..d33ce277dc3 100644
--- a/templates/gRPC.podspec.template
+++ b/templates/gRPC.podspec.template
@@ -1,5 +1,10 @@
 %YAML 1.2
 --- |
+  # This file has been automatically generated from a template file.
+  # Please make modifications to `templates/gRPC.podspec.template`
+  # instead. This file can be regenerated from the template by running
+  # `tools/buildgen/generate_projects.sh`.
+
   # Copyright 2015, Google Inc.
   # All rights reserved.
   #
diff --git a/templates/src/objective-c/!ProtoCompiler-gRPCPlugin.podspec.template b/templates/src/objective-c/!ProtoCompiler-gRPCPlugin.podspec.template
index 6c45fb45c04..80420af7db2 100644
--- a/templates/src/objective-c/!ProtoCompiler-gRPCPlugin.podspec.template
+++ b/templates/src/objective-c/!ProtoCompiler-gRPCPlugin.podspec.template
@@ -1,7 +1,13 @@
 %YAML 1.2
 --- |
-  # CocoaPods podspec for the gRPC Proto Compiler Plugin
+  # This file has been automatically generated from a template file.
+  # Please make modifications to
+  # `templates/src/objective-c/!ProtoCompiler-gRPCPlugin.podspec.template`
+  # instead. This file can be regenerated from the template by running
+  # `tools/buildgen/generate_projects.sh`.
 
+  # CocoaPods podspec for the gRPC Proto Compiler Plugin
+  #
   # Copyright 2016, Google Inc.
   # All rights reserved.
   #
diff --git a/templates/src/objective-c/GRPCClient/private/version.h.template b/templates/src/objective-c/GRPCClient/private/version.h.template
index 07df286c8b4..453604bdaac 100644
--- a/templates/src/objective-c/GRPCClient/private/version.h.template
+++ b/templates/src/objective-c/GRPCClient/private/version.h.template
@@ -32,5 +32,8 @@
    * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    *
    */
-  
+
+  /* This file is autogenerated from template:
+   * templates/src/objective-c/GRPCClient/private/version.h.template */
+
   #define GRPC_OBJC_VERSION_STRING @"${settings.version}"