diff --git a/dev/is-changed.py b/dev/is-changed.py
index 85f0d3cda6df..1962e244d5dd 100755
--- a/dev/is-changed.py
+++ b/dev/is-changed.py
@@ -17,6 +17,8 @@
 # limitations under the License.
 #
 
+import warnings
+import traceback
 import os
 import sys
 from argparse import ArgumentParser
@@ -82,4 +84,8 @@ def main():
 
 
 if __name__ == "__main__":
-    main()
+    try:
+        main()
+    except Exception:
+        warnings.warn(f"Ignored exception:\n\n{traceback.format_exc()}")
+        print("true")