diff --git a/src/python/replay_merge.py b/src/python/replay_merge.py
index 801da968b7..6db69978c7 100755
--- a/src/python/replay_merge.py
+++ b/src/python/replay_merge.py
@@ -233,6 +233,9 @@ def merge_replay(
     )
     args = parser.parse_args()
 
+    # Add 'src/scripts/merge_tools' to the path
+    sys.path.append("src/scripts/merge_tools")
+
     logger.info(f"Replaying merge with index {args.idx}")
     if args.delete_workdir:
         logger.info("Deleting workdir after replaying the merge")