diff --git a/src/ecdsa/test_sha3.py b/src/ecdsa/test_sha3.py
index 2c6bd15c..3e5107cc 100644
--- a/src/ecdsa/test_sha3.py
+++ b/src/ecdsa/test_sha3.py
@@ -43,7 +43,7 @@ def test_int_to_bytes_wrong_endian(self):
             int_to_bytes(0, byteorder="middle")
 
 
-@pytest.mark.skipif(GMPY == False, reason="requites gmpy or gmpy2")
+@pytest.mark.skipif(GMPY == False, reason="requires gmpy or gmpy2")
 def test_int_to_bytes_with_gmpy():
     assert int_to_bytes(mpz(1)) == b"\x01"