diff --git a/scripts/buildsystems/osx/applocal.py b/scripts/buildsystems/osx/applocal.py
index e01223c7e7..5237f1fdd0 100644
--- a/scripts/buildsystems/osx/applocal.py
+++ b/scripts/buildsystems/osx/applocal.py
@@ -259,6 +259,11 @@ def fix_dependency(binary, dep):
     else:
         return True
 
+    # if the source path doesn't exist it's probably not a dependency
+    # originating with vcpkg and we should leave it alone
+    if not os.path.exists(qtnamesrc):
+        return True
+
     dep_ok = True
     # check that rpath of 'dep' inside binary has been correctly set
     # (ie: relative to exepath using '@executable_path' syntax)
@@ -417,4 +422,4 @@ def main():
 
 
 if __name__ == "__main__":
-    main()
\ No newline at end of file
+    main()