diff --git a/Lib/test/pickletester.py b/Lib/test/pickletester.py
index 19704ae..7ecc105 100644
--- a/Lib/test/pickletester.py
+++ b/Lib/test/pickletester.py
@@ -1142,6 +1142,9 @@
         # Test issue4298
         s = bytes([0x58, 0, 0, 0, 0x54])
         self.assertRaises(EOFError, pickle.loads, s)
+        # Test issue7455
+        s = b'0'
+        self.assertRaises(pickle.UnpicklingError, pickle.loads, s)
 
 
 class AbstractPersistentPicklerTests(unittest.TestCase):