diff --git a/configure.ac b/configure.ac
index 7a14e04..066f5fe 100644
--- a/configure.ac
+++ b/configure.ac
@@ -70,8 +70,6 @@ AC_ARG_ENABLE([gcc-warnings],
 )
 
 if test "$gl_gcc_warnings" = yes; then
-  gl_WARN_ADD([-Werror], [WERROR_CFLAGS])
-
   nw="$nw -Wsystem-headers"         # Don't let system headers trigger warnings
   nw="$nw -Wc++-compat"             # We don't care strongly about C++ compilers
   nw="$nw -Wtraditional"            # Warns on #elif which we use often