diff --git a/oxdbarchive/tools/extract_frame.py b/oxdbarchive/tools/extract_frame.py
index 1e6dde5..88f16f0 100755
--- a/oxdbarchive/tools/extract_frame.py
+++ b/oxdbarchive/tools/extract_frame.py
@@ -162,7 +162,7 @@ class ExtractFrame:
 
     def quit(self):
         if self.frame_img:
-            if self.frame_size
+            if self.frame_size:
                 img = self.frame_img.resize(self.frame_size, Image.ANTIALIAS)
             else:
                 img = self.frame_img