diff --git a/cadetrdm/repositories.py b/cadetrdm/repositories.py
index 99eb310..0a1215b 100644
--- a/cadetrdm/repositories.py
+++ b/cadetrdm/repositories.py
@@ -1871,7 +1871,7 @@ def _add_branch_name_to_log(self) -> None:
         # Add new column to header if not present
         if "project_repo_branch" not in rows[0]:
             for row in rows:
-                branch = branch_colc.split("_")[2]
+                branch = branch_col.split("_")[2]
                 row["project_repo_branch"] = branch
 
         if "project_repo_branch" not in fieldnames: