diff --git a/wayland/foot-pgo/build b/wayland/foot-pgo/build
index d5d679c2..0a60634c 100755
--- a/wayland/foot-pgo/build
+++ b/wayland/foot-pgo/build
@@ -18,7 +18,7 @@ case $("$CC" --version) in
 esac
 
 # Mold does not yet support LTO.
-case $(ld --version) in *mold*)
+case $CFLAGS$(ld --version) in *mold*)
     _lto=false
 esac