diff --git a/src/octoprint/plugins/softwareupdate/version_checks/git_commit.py b/src/octoprint/plugins/softwareupdate/version_checks/git_commit.py
index 3cb2e0c4..b3646d10 100644
--- a/src/octoprint/plugins/softwareupdate/version_checks/git_commit.py
+++ b/src/octoprint/plugins/softwareupdate/version_checks/git_commit.py
@@ -65,7 +65,7 @@ def get_latest(target, check):
 	if returncode != 0:
 		return None, True
 
-	return_code, base = _git(["merge-base", "@{0}", "@{u}"], checkout_folder)
+	returncode, base = _git(["merge-base", "@{0}", "@{u}"], checkout_folder)
 	if returncode != 0:
 		return None, True