diff --git a/components/TARGET_PSA/TESTS/compliance_crypto/test_c043/test_c043.c b/components/TARGET_PSA/TESTS/compliance_crypto/test_c043/test_c043.c
index 2d66574675..a82a3ab454 100644
--- a/components/TARGET_PSA/TESTS/compliance_crypto/test_c043/test_c043.c
+++ b/components/TARGET_PSA/TESTS/compliance_crypto/test_c043/test_c043.c
@@ -108,6 +108,10 @@ int32_t psa_key_agreement_test(security_t caller)
         /* Abort a generator */
         status = val->crypto_function(VAL_CRYPTO_GENERATOR_ABORT, &generator);
         TEST_ASSERT_EQUAL(status, PSA_SUCCESS, TEST_CHECKPOINT_NUM(12));
+
+        /* Destroy a key and restore the slot to its default state */
+        status = val->crypto_function(VAL_CRYPTO_DESTROY_KEY, check1[i].key_handle);
+        TEST_ASSERT_EQUAL(status, PSA_SUCCESS, TEST_CHECKPOINT_NUM(13));
     }
 
     return VAL_STATUS_SUCCESS;