diff --git a/srcpkgs/gmtp/template b/srcpkgs/gmtp/template
index 2f6e744c955..69de28c2c3d 100644
--- a/srcpkgs/gmtp/template
+++ b/srcpkgs/gmtp/template
@@ -13,6 +13,8 @@ homepage="http://gmtp.sourceforge.net"
 distfiles="${SOURCEFORGE_SITE}/gmtp/gmtp-${version}.tar.gz"
 checksum=5a830c9c448aa2caf7a844aaa9ba38c2ac0239547366c1e6874e0080bd5f0613
 
+CFLAGS="-fcommon"
+
 post_install() {
 	vlicense COPYING
 }