diff --git a/apps/sumo/tests/test__utils.py b/apps/sumo/tests/test__utils.py
index 47945c9c2c1..10f13ce8877 100644
--- a/apps/sumo/tests/test__utils.py
+++ b/apps/sumo/tests/test__utils.py
@@ -24,6 +24,10 @@ def test_wrong_type(self):
         eq_(0, smart_int(None))
         eq_(10, smart_int([], 10))
 
+    def test_large_values(self):
+        """Makes sure ints that would cause an overflow result in fallback."""
+        eq_(0, smart_int('1' * 1000))
+
 
 class GetNextUrlTests(TestCase):
     def setUp(self):
diff --git a/apps/sumo/utils.py b/apps/sumo/utils.py
index edc99bec5b9..00ebc6a4a9d 100644
--- a/apps/sumo/utils.py
+++ b/apps/sumo/utils.py
@@ -55,7 +55,7 @@ def smart_int(string, fallback=0):
     """Convert a string to int, with fallback for invalid strings or types."""
     try:
         return int(float(string))
-    except (ValueError, TypeError):
+    except (ValueError, TypeError, OverflowError):
         return fallback