diff --git a/attestation/tee/kcml/test/test_ta_for_kcml.c b/attestation/tee/kcml/test/test_ta_for_kcml.c
index 198f65b33e6858d223d316a792ea174405996555..7e8f2c1b6a86f264657052f3b076191307ce971c 100644
--- a/attestation/tee/kcml/test/test_ta_for_kcml.c
+++ b/attestation/tee/kcml/test/test_ta_for_kcml.c
@@ -478,6 +478,7 @@ TEE_Result call_back_second(uint32_t param_type, TEE_Param params[PARAM_COUNT])
         ret = delete_key_opt(&keyid, params);
         if (ret != TEE_SUCCESS) {
             tloge("generate delete cmd fail");
+            TEE_Free(keyiddelete);
             return ret;
         }
     }