diff --git a/srcpkgs/trousers/template b/srcpkgs/trousers/template
index 375d8f308b..59aa7ec6d1 100644
--- a/srcpkgs/trousers/template
+++ b/srcpkgs/trousers/template
@@ -18,6 +18,8 @@ checksum=ce50713a261d14b735ec9ccd97609f0ad5ce69540af560e8c3ce9eb5f2d28f47
 
 make_dirs="/var/lib/tpm 0700 tss tss"
 
+CFLAGS="-fcommon"
+
 post_install() {
 	vlicense LICENSE
 	vsv tcsd