diff --git a/pkgs/development/tools/parsing/alex/2.3.1.nix b/pkgs/development/tools/parsing/alex/2.3.1.nix
index 92db61e08a2..7be36a2bf3c 100644
--- a/pkgs/development/tools/parsing/alex/2.3.1.nix
+++ b/pkgs/development/tools/parsing/alex/2.3.1.nix
@@ -8,6 +8,7 @@ cabal.mkDerivation (self: {
   isExecutable = true;
   buildTools = [ perl ];
   doCheck = false;
+  patches = [ ./adapt-crazy-perl-regex-for-cpp-4.8.0.patch ];
   meta = {
     homepage = "http://www.haskell.org/alex/";
     description = "Alex is a tool for generating lexical analysers in Haskell";
diff --git a/pkgs/development/tools/parsing/alex/2.3.2.nix b/pkgs/development/tools/parsing/alex/2.3.2.nix
index 2ec395d463f..d05daf83ee0 100644
--- a/pkgs/development/tools/parsing/alex/2.3.2.nix
+++ b/pkgs/development/tools/parsing/alex/2.3.2.nix
@@ -8,6 +8,7 @@ cabal.mkDerivation (self: {
   isExecutable = true;
   buildTools = [ perl ];
   doCheck = false;
+  patches = [ ./adapt-crazy-perl-regex-for-cpp-4.8.0.patch ];
   meta = {
     homepage = "http://www.haskell.org/alex/";
     description = "Alex is a tool for generating lexical analysers in Haskell";
diff --git a/pkgs/development/tools/parsing/alex/2.3.3.nix b/pkgs/development/tools/parsing/alex/2.3.3.nix
index 920c5fd9cc2..fe8ed57189d 100644
--- a/pkgs/development/tools/parsing/alex/2.3.3.nix
+++ b/pkgs/development/tools/parsing/alex/2.3.3.nix
@@ -8,6 +8,7 @@ cabal.mkDerivation (self: {
   isExecutable = true;
   buildTools = [ perl ];
   doCheck = false;
+  patches = [ ./adapt-crazy-perl-regex-for-cpp-4.8.0.patch ];
   meta = {
     homepage = "http://www.haskell.org/alex/";
     description = "Alex is a tool for generating lexical analysers in Haskell";
diff --git a/pkgs/development/tools/parsing/alex/2.3.5.nix b/pkgs/development/tools/parsing/alex/2.3.5.nix
index 3635b248787..366988d8d14 100644
--- a/pkgs/development/tools/parsing/alex/2.3.5.nix
+++ b/pkgs/development/tools/parsing/alex/2.3.5.nix
@@ -8,6 +8,7 @@ cabal.mkDerivation (self: {
   isExecutable = true;
   buildTools = [ perl ];
   doCheck = false;
+  patches = [ ./adapt-crazy-perl-regex-for-cpp-4.8.0.patch ];
   meta = {
     homepage = "http://www.haskell.org/alex/";
     description = "Alex is a tool for generating lexical analysers in Haskell";
diff --git a/pkgs/development/tools/parsing/alex/adapt-crazy-perl-regex-for-cpp-4.8.0.patch b/pkgs/development/tools/parsing/alex/adapt-crazy-perl-regex-for-cpp-4.8.0.patch
new file mode 100644
index 00000000000..1e5942bfbef
--- /dev/null
+++ b/pkgs/development/tools/parsing/alex/adapt-crazy-perl-regex-for-cpp-4.8.0.patch
@@ -0,0 +1,12 @@
+diff -ubr alex-2.3.5-orig/Setup.lhs alex-2.3.5/Setup.lhs
+--- alex-2.3.5-orig/Setup.lhs	2013-04-19 12:00:15.812606335 +0000
++++ alex-2.3.5/Setup.lhs	2013-04-19 12:05:41.635450321 +0000
+@@ -25,7 +25,7 @@
+ -- hack to turn cpp-style '# 27 "GenericTemplate.hs"' into 
+ -- '{-# LINE 27 "GenericTemplate.hs" #-}'.
+ crazy_perl_regexp =
+- "s/^#\\s+(\\d+)\\s+(\"[^\"]*\")/{-# LINE \\1 \\2 #-}/g;s/\\$(Id:.*)\\$/\\1/g"
++ "s/^#\\s+(\\d+)\\s+(\"[^\"]*\").*/{-# LINE \\1 \\2 #-}/g;s/\\$(Id:.*)\\$/\\1/g"
+ 
+ myPostBuild _ flags _ lbi = do
+   let runProgram p = rawSystemProgramConf (buildVerbose flags) p (withPrograms lbi)
diff --git a/pkgs/development/tools/parsing/happy/1.18.4.nix b/pkgs/development/tools/parsing/happy/1.18.4.nix
index cc5c60a3d43..12eb1837635 100644
--- a/pkgs/development/tools/parsing/happy/1.18.4.nix
+++ b/pkgs/development/tools/parsing/happy/1.18.4.nix
@@ -8,6 +8,7 @@ cabal.mkDerivation (self: {
   isExecutable = true;
   buildDepends = [ mtl ];
   buildTools = [ perl ];
+  patches = [ ./adapt-crazy-perl-regex-for-cpp-4.8.0.patch ];
   meta = {
     homepage = "http://www.haskell.org/happy/";
     description = "Happy is a parser generator for Haskell";
diff --git a/pkgs/development/tools/parsing/happy/1.18.5.nix b/pkgs/development/tools/parsing/happy/1.18.5.nix
index 41532651c99..5cee8d7fc78 100644
--- a/pkgs/development/tools/parsing/happy/1.18.5.nix
+++ b/pkgs/development/tools/parsing/happy/1.18.5.nix
@@ -8,6 +8,7 @@ cabal.mkDerivation (self: {
   isExecutable = true;
   buildDepends = [ mtl ];
   buildTools = [ perl ];
+  patches = [ ./adapt-crazy-perl-regex-for-cpp-4.8.0.patch ];
   meta = {
     homepage = "http://www.haskell.org/happy/";
     description = "Happy is a parser generator for Haskell";
diff --git a/pkgs/development/tools/parsing/happy/1.18.6.nix b/pkgs/development/tools/parsing/happy/1.18.6.nix
index 60b8d253659..c50eee13fd0 100644
--- a/pkgs/development/tools/parsing/happy/1.18.6.nix
+++ b/pkgs/development/tools/parsing/happy/1.18.6.nix
@@ -8,6 +8,7 @@ cabal.mkDerivation (self: {
   isExecutable = true;
   buildDepends = [ mtl ];
   buildTools = [ perl ];
+  patches = [ ./adapt-crazy-perl-regex-for-cpp-4.8.0.patch ];
   meta = {
     homepage = "http://www.haskell.org/happy/";
     description = "Happy is a parser generator for Haskell";
diff --git a/pkgs/development/tools/parsing/happy/1.18.8.nix b/pkgs/development/tools/parsing/happy/1.18.8.nix
index b1ba0b165dd..1caf80a94bd 100644
--- a/pkgs/development/tools/parsing/happy/1.18.8.nix
+++ b/pkgs/development/tools/parsing/happy/1.18.8.nix
@@ -8,6 +8,7 @@ cabal.mkDerivation (self: {
   isExecutable = true;
   buildDepends = [ mtl ];
   buildTools = [ perl ];
+  patches = [ ./adapt-crazy-perl-regex-for-cpp-4.8.0.patch ];
   meta = {
     homepage = "http://www.haskell.org/happy/";
     description = "Happy is a parser generator for Haskell";
diff --git a/pkgs/development/tools/parsing/happy/adapt-crazy-perl-regex-for-cpp-4.8.0.patch b/pkgs/development/tools/parsing/happy/adapt-crazy-perl-regex-for-cpp-4.8.0.patch
new file mode 100644
index 00000000000..8bc4db0f405
--- /dev/null
+++ b/pkgs/development/tools/parsing/happy/adapt-crazy-perl-regex-for-cpp-4.8.0.patch
@@ -0,0 +1,12 @@
+diff -ubr happy-1.18.6-orig/Setup.lhs happy-1.18.6/Setup.lhs
+--- happy-1.18.6-orig/Setup.lhs	2013-04-19 14:17:10.865999210 +0200
++++ happy-1.18.6/Setup.lhs	2013-04-19 14:17:15.285214809 +0200
+@@ -25,7 +25,7 @@
+ -- hack to turn cpp-style '# 27 "GenericTemplate.hs"' into 
+ -- '{-# LINE 27 "GenericTemplate.hs" #-}'.
+ crazy_perl_regexp =
+- "s/^#\\s+(\\d+)\\s+(\"[^\"]*\")/{-# LINE \\1 \\2 #-}/g;s/\\$(Id:.*)\\$/\\1/g"
++ "s/^#\\s+(\\d+)\\s+(\"[^\"]*\").*/{-# LINE \\1 \\2 #-}/g;s/\\$(Id:.*)\\$/\\1/g"
+ 
+ myPostBuild _ flags _ lbi = do
+   let runProgram p = rawSystemProgramConf (buildVerbose flags) p (withPrograms lbi)