diff --git a/src/Mod/AddonManager/addonmanager_macro.py b/src/Mod/AddonManager/addonmanager_macro.py
index 129bcd3e7e..b790b5f4d7 100644
--- a/src/Mod/AddonManager/addonmanager_macro.py
+++ b/src/Mod/AddonManager/addonmanager_macro.py
@@ -440,6 +440,7 @@ class Macro:
 
     def _copy_other_files(self, macro_dir, warnings) -> bool:
         """Copy any specified "other files" into the install directory"""
+        base_dir = os.path.dirname(self.src_filename)
         for other_file in self.other_files:
             if not other_file:
                 continue