diff --git a/.scripts/UpdateMoose.py b/.scripts/UpdateMoose.py
index f8bfde8da6..033674559d 100644
--- a/.scripts/UpdateMoose.py
+++ b/.scripts/UpdateMoose.py
@@ -25,7 +25,7 @@ def findMoose(path: Path):
 def copyScripts(path: Path, topath):
     # Loop over all lua files (recursively)
     for f in path.rglob("*.lua"):
-        if not f.name.lower().startswith("moose") and not f.name.lower().endswith("msrs"):
+        if not (f.name.lower().startswith("moose") and f.name.lower().endswith("msrs")):
             print(f"Found script: {f}")
             copy(f, topath)