diff --git a/srcpkgs/prboom-plus/template b/srcpkgs/prboom-plus/template
index 8b8c71c9199..b492e41874e 100644
--- a/srcpkgs/prboom-plus/template
+++ b/srcpkgs/prboom-plus/template
@@ -14,6 +14,8 @@ homepage="http://prboom-plus.sourceforge.net/"
 distfiles="${SOURCEFORGE_SITE}/${pkgname}/${pkgname}-${version}.tar.gz"
 checksum=e0e2241d174839b107f1a42b191aa9895dc6749e477cbc850ad520fba2353b94
 
+CFLAGS="-fcommon"
+
 pre_configure() {
 	sed -i 's|^gamesdir = $(prefix)/games|gamesdir = ${bindir}|g' src/Makefile.in
 	sed -i 's|@PACKAGE@-@VERSION@|prboom-plus|g' Makefile.in