diff --git a/test/unittest/src/cm_user_cert_test.cpp b/test/unittest/src/cm_user_cert_test.cpp
index 5854a24cf62ffb2b48180522113b781a5f2413bf..377cdc19e74f4933d22814c414d345ae9695bed1 100755
--- a/test/unittest/src/cm_user_cert_test.cpp
+++ b/test/unittest/src/cm_user_cert_test.cpp
@@ -1427,7 +1427,7 @@ HWTEST_F(CmUserCertTest, SetUserCertStatusTest005, TestSize.Level0)
 HWTEST_F(CmUserCertTest, SetUserCertStatusTest006, TestSize.Level0)
 {
     int32_t ret;
-    uint8_t invalidUriBuf[] = "invaliduri";
+    uint8_t invalidUriBuf[] = "oh:t=c;o=abcdefg;u=0;a=00000000";
     struct CmBlob invalidCertUri = { sizeof(invalidUriBuf), invalidUriBuf };
 
     ret = CmSetUserCertStatus(&invalidCertUri, CM_USER_TRUSTED_STORE, true);