diff --git a/pkgs/development/perl-modules/Google-ProtocolBuffers-multiline-comments.patch b/pkgs/development/perl-modules/Google-ProtocolBuffers-multiline-comments.patch
new file mode 100644
index 000000000000..6b634d0d2424
--- /dev/null
+++ b/pkgs/development/perl-modules/Google-ProtocolBuffers-multiline-comments.patch
@@ -0,0 +1,12 @@
+diff -Naur Google-ProtocolBuffers-0.08-orig/lib/Google/ProtocolBuffers/Compiler.pm Google-ProtocolBuffers-0.08/lib/Google/ProtocolBuffers/Compiler.pm
+--- Google-ProtocolBuffers-0.08-orig/lib/Google/ProtocolBuffers/Compiler.pm	2008-10-23 13:46:01.000000000 -0400
++++ Google-ProtocolBuffers-0.08/lib/Google/ProtocolBuffers/Compiler.pm	2013-01-16 13:52:09.855063997 -0500
+@@ -16,7 +16,7 @@
+ 
+ my $grammar = <<'END_OF_GRAMMAR';
+ 
+-proto       :   <skip: qr!  (?: //.*\n | \s+ )*  !x>
++proto       :   <skip: qr!  (?: //.*?\n | \s+ | /\*.*?\*/\s* )*  !xs>
+                 ## list of top level declarations. 
+                 ## Skip empty declarations and ";".
+                 (message | extend | enum | import | package | option | service | syntax | ";")(s) /\Z/
diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index 1f6130cabb5e..b1a9283fca97 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -1781,6 +1781,9 @@ rec {
       sha256 = "0pxfphg671wh56h59pf0zrj7m1cr0yga95hf3w54563pzcw2vqv3";
     };
     propagatedBuildInputs = [ ClassAccessor ParseRecDescent ];
+    patches = [
+      ../development/perl-modules/Google-ProtocolBuffers-multiline-comments.patch
+    ];
   };
 
   Graph = buildPerlPackage rec {