diff --git a/local/scripts/upgrade-forks.sh b/local/scripts/upgrade-forks.sh
index 68207058ac..637297a5c6 100755
--- a/local/scripts/upgrade-forks.sh
+++ b/local/scripts/upgrade-forks.sh
@@ -146,7 +146,7 @@ declare -a FAILED_FORKS=()
 declare -a SUCCEEDED_FORKS=()
 
 for fork in "${TARGET_FORKS[@]}"; do
-    fork_dir="local/sources/${fork}"
+    fork_dir="$PROJECT_ROOT/local/sources/${fork}"
 
     echo -e "${BLUE}=== ${fork} ===${NC}"