diff --git a/tools/testing/tests/fido2.py b/tools/testing/tests/fido2.py
index fc27cfd..70f0e84 100644
--- a/tools/testing/tests/fido2.py
+++ b/tools/testing/tests/fido2.py
@@ -1009,8 +1009,8 @@ class FIDO2Tests(Tester):
             key = res[1]
             assert "Is public key" and key[1] == 2
             assert "Is P256" and key[-1] == 1
-            if key[3] != -7:
-                print("WARNING: algorithm returned is not for ES256 (-7): ", key[3])
+            assert "Is ALG_ECDH_ES_HKDF_256" and key[3] == -25
+
             assert "Right key" and len(key[-3]) == 32 and isinstance(key[-3], bytes)
 
         with Test("Test setting a new pin"):