diff --git a/interfaces/innerkits/appverify/BUILD.gn b/interfaces/innerkits/appverify/BUILD.gn
index c93351cfde465ce7265982e91e543c9f269bc2fe..613eea9db32c9babe95493535a89dea7a1a7a359 100644
--- a/interfaces/innerkits/appverify/BUILD.gn
+++ b/interfaces/innerkits/appverify/BUILD.gn
@@ -84,6 +84,10 @@ if (os_level == "standard") {
 
     subsystem_name = "security"
     defines += [ "OPENSSL_SUPPRESS_DEPRECATED" ]
+
+    if (is_emulator) {
+      defines += [ "X86_EMULATOR_MODE" ]
+    }
   }
 } else {
   group("libhapverify") {
diff --git a/interfaces/innerkits/appverify/src/provision/provision_verify.cpp b/interfaces/innerkits/appverify/src/provision/provision_verify.cpp
index 8f1cd826f53a77aafb5070ffbf197ab7ef31a091..74b7a6dc564660804dd2d7ef9bd1ab77f31ccb88 100644
--- a/interfaces/innerkits/appverify/src/provision/provision_verify.cpp
+++ b/interfaces/innerkits/appverify/src/provision/provision_verify.cpp
@@ -80,7 +80,9 @@ const string VALUE_DEVELOPMENT_MODE = "1";
 
 const int32_t MAXIMUM_NUM_DEVICES = 100;
 const int32_t VERSION_CODE_TWO = 2;
+#ifndef X86_EMULATOR_MODE
 const int32_t DEVELOPMENT_MODE_LENGTH = 2;
+#endif
 
 inline void GetStringIfExist(const json& obj, const string& key, string& out)
 {
@@ -349,6 +351,7 @@ AppProvisionVerifyResult ParseAndVerify(const string& appProvision, ProvisionInf
     if (ret != PROVISION_OK) {
         return ret;
     }
+#ifndef X86_EMULATOR_MODE
     const char *key = KEY_DEVELOPMENT_MODE.data();
     char developmentMode[DEVELOPMENT_MODE_LENGTH] = {0};
     GetParameter(key, nullptr, developmentMode, sizeof(developmentMode));
@@ -362,6 +365,7 @@ AppProvisionVerifyResult ParseAndVerify(const string& appProvision, ProvisionInf
             return ret;
         }
     }
+#endif
     HAPVERIFY_LOG_DEBUG(LABEL, "Leave HarmonyAppProvision Verify");
     return PROVISION_OK;
 }
diff --git a/interfaces/innerkits/appverify/src/util/hap_cert_verify_openssl_utils.cpp b/interfaces/innerkits/appverify/src/util/hap_cert_verify_openssl_utils.cpp
index b62faec78a1484795ea85f02247744a2f1571aa1..4600aebb79cad7acab142d3786e5187edad6691c 100644
--- a/interfaces/innerkits/appverify/src/util/hap_cert_verify_openssl_utils.cpp
+++ b/interfaces/innerkits/appverify/src/util/hap_cert_verify_openssl_utils.cpp
@@ -174,8 +174,7 @@ bool HapCertVerifyOpensslUtils::GetPublickeyBase64(const X509* cert, std::string
  */
 int32_t HapCertVerifyOpensslUtils::CalculateLenAfterBase64Encode(int32_t len)
 {
-    return static_cast<int>(ceil(static_cast<long double>(len) / BASE64_ENCODE_PACKET_LEN) *
-        BASE64_ENCODE_LEN_OF_EACH_GROUP_DATA + 1);
+    return (len + BASE64_ENCODE_PACKET_LEN - 1) / BASE64_ENCODE_PACKET_LEN * BASE64_ENCODE_LEN_OF_EACH_GROUP_DATA + 1;
 }
 
 bool HapCertVerifyOpensslUtils::CompareX509Cert(const X509* certA, const std::string& base64Cert)