diff --git a/hermetic_build/common/model/config_change.py b/hermetic_build/common/model/config_change.py
index 10edab2873..9a2e87f84e 100644
--- a/hermetic_build/common/model/config_change.py
+++ b/hermetic_build/common/model/config_change.py
@@ -121,6 +121,7 @@ def get_qualified_commits(
                 if len(commit_parents) == 0:
                     break
                 commit = commit_parents[0]
+            repo.close()
         return qualified_commits
 
     def __get_library_names_from_qualified_commits(self) -> list[str]: