diff --git a/run b/run
index 8ec536b..3b3708f 100755
--- a/run
+++ b/run
@@ -90,7 +90,7 @@ EOF
   git archive --prefix=zig-$BOUNDFN/ $BOUNDFN | tar -C .. -x --exclude="stage1/zig1.wasm*"
 
   {
-    pushd "../zig-$REPLACE_ZIG1_WASM"
+    pushd "../zig-$BOUNDFN"
     cp ../zig/stage1/zig1.wasm.zst stage1/
     patch -p1 <"$HERE/0.10.0-675-g9d93b2ccf1-TypeOf-hack.patch"
     mkdir build