diff --git a/pkgs/development/libraries/glibc/common.nix b/pkgs/development/libraries/glibc/common.nix
index d8cc00738a9..7e99a0c18d7 100644
--- a/pkgs/development/libraries/glibc/common.nix
+++ b/pkgs/development/libraries/glibc/common.nix
@@ -105,9 +105,6 @@ stdenv.mkDerivation ({
       # nscd needs libgcc, and we don't want it dynamically linked
       # because we don't want it to depend on bootstrap-tools libs.
       echo "LDFLAGS-nscd += -static-libgcc" >> nscd/Makefile
-
-      # bison 3.3 is too strict
-      sed 's/^BISONFLAGS = --yacc /BISONFLAGS = --yacc -Wno-error=yacc /g' -i intl/Makefile
     '';
 
   configureFlags =