diff --git a/tests/include/test/psa_test_wrappers.h b/tests/include/test/psa_test_wrappers.h
index 4d674e7..d7e7b43 100644
--- a/tests/include/test/psa_test_wrappers.h
+++ b/tests/include/test/psa_test_wrappers.h
@@ -370,7 +370,7 @@
 
 psa_status_t mbedtls_test_wrap_psa_generate_key_iop_complete(
     psa_generate_key_iop_t *arg0_operation,
-    psa_key_id_t *arg1_key);
+    mbedtls_svc_key_id_t *arg1_key);
 #define psa_generate_key_iop_complete(arg0_operation, arg1_key) \
     mbedtls_test_wrap_psa_generate_key_iop_complete(arg0_operation, arg1_key)