diff --git a/srcpkgs/x11vnc/template b/srcpkgs/x11vnc/template
index 47d68f0d209..361c6916436 100644
--- a/srcpkgs/x11vnc/template
+++ b/srcpkgs/x11vnc/template
@@ -14,6 +14,8 @@ changelog="https://raw.githubusercontent.com/LibVNC/x11vnc/master/NEWS"
 distfiles="https://github.com/LibVNC/${pkgname}/archive/${version}.tar.gz"
 checksum=885e5b5f5f25eec6f9e4a1e8be3d0ac71a686331ee1cfb442dba391111bd32bd
 
+CFLAGS="-fcommon"
+
 pre_configure() {
 	autoreconf -fi
 }