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-rw-r--r--gn3/computations/diff.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/gn3/computations/diff.py b/gn3/computations/diff.py
index b5da68a..4bbc6cf 100644
--- a/gn3/computations/diff.py
+++ b/gn3/computations/diff.py
@@ -6,7 +6,7 @@ from gn3.commands import run_cmd
 
 def generate_diff(data: str, edited_data: str) -> Optional[str]:
     """Generate the diff between 2 files"""
-    results = run_cmd(f"diff {data} {edited_data}")
+    results = run_cmd(f"diff {data} {edited_data}", success_codes=[1, 2])
     if results.get("code", -1) > 0:
         return results.get("output")
     return None