diff --git a/build/fbcode_builder/getdeps/test/manifest_test.py b/build/fbcode_builder/getdeps/test/manifest_test.py
index 05b2c58b18..2bb1331964 100644
--- a/build/fbcode_builder/getdeps/test/manifest_test.py
+++ b/build/fbcode_builder/getdeps/test/manifest_test.py
@@ -231,4 +231,4 @@ def test_duplicate_manifest(self) -> None:
     if sys.version_info < (3, 2):
 
         def assertRaisesRegex(self, *args, **kwargs):
-            return self.assertRaisesRegexp(*args, **kwargs)
+            return self.assertRaisesRegex(*args, **kwargs)