diff --git a/pr_agent/git_providers/bitbucket_provider.py b/pr_agent/git_providers/bitbucket_provider.py
index 779aea66..a76624dc 100644
--- a/pr_agent/git_providers/bitbucket_provider.py
+++ b/pr_agent/git_providers/bitbucket_provider.py
@@ -46,6 +46,7 @@ class BitbucketProvider(GitProvider):
         self.temp_comments = []
         self.incremental = incremental
         self.diff_files = None
+        self.git_files = None
         if pr_url:
             self.set_pr(pr_url)
         self.bitbucket_comment_api_url = self.pr._BitbucketBase__data["links"]["comments"]["href"]