diff --git a/development/autogen/autogen.SlackBuild b/development/autogen/autogen.SlackBuild
index b075d1edec..257d4bf1ec 100644
--- a/development/autogen/autogen.SlackBuild
+++ b/development/autogen/autogen.SlackBuild
@@ -84,7 +84,7 @@ find -L . \
 patch -p1 < $CWD/guile-2.2.patch
 
 autoreconf
-CFLAGS="$SLKCFLAGS -Wno-error=implicit-fallthrough -Wno-error=format-overflow" \
+CFLAGS="$SLKCFLAGS -Wno-error" \
 CXXFLAGS="$SLKCFLAGS" \
 ./configure \
   --prefix=/usr \