diff --git a/lib/share/codec/InfoCodec.cc b/lib/share/codec/InfoCodec.cc
index e9a2e48..99ec840 100644
--- a/lib/share/codec/InfoCodec.cc
+++ b/lib/share/codec/InfoCodec.cc
@@ -301,13 +301,13 @@ InfoCodec::setUInt(Key &key, const unsigned int setVal, unsigned int *setTarget)
 void
 InfoCodec::setInt64(Key &key, const int64_t setVal, int64_t *setTarget) // MTsafe
 {
-    mImpl->set<long long>(key, (long long)setVal, (long long *)setTarget);
+    mImpl->set<Json::Int64>(key, (Json::Int64)setVal, (Json::Int64 *)setTarget);
 }
 
 void
 InfoCodec::setUInt64(Key &key, const uint64_t setVal, uint64_t *setTarget) // MTsafe
 {
-    mImpl->set<unsigned long long>(key, (unsigned long long)setVal, (unsigned long long *)setTarget);
+    mImpl->set<Json::UInt64>(key, (Json::UInt64)setVal, (Json::UInt64 *)setTarget);
 }
 
 void
diff --git a/lib/share/codec/InfoRec.cc b/lib/share/codec/InfoRec.cc
index 7af5f66..fa7061c 100644
--- a/lib/share/codec/InfoRec.cc
+++ b/lib/share/codec/InfoRec.cc
@@ -81,7 +81,7 @@ InfoRecGlobal::setDispatch(const std::string& hostName,
 {
     mArray["dp"]["name"] = hostName;
     mArray["dp"]["cpu"] = cpuTotal;
-    mArray["dp"]["mem"] = static_cast<unsigned long long>(memTotal);
+    mArray["dp"]["mem"] = (Json::UInt64)memTotal;
 }
 
 bool
@@ -101,7 +101,7 @@ InfoRecGlobal::setMcrt(const int machineId,
     std::string mIdStr = mIdStrGen(machineId);
     mArray["mc"][mIdStr]["name"] = hostName;
     mArray["mc"][mIdStr]["cpu"] = cpuTotal;
-    mArray["mc"][mIdStr]["mem"] = static_cast<unsigned long long>(memTotal);
+    mArray["mc"][mIdStr]["mem"] = (Json::UInt64)memTotal;
 }
 
 size_t
@@ -124,7 +124,7 @@ InfoRecGlobal::setMerge(const std::string& hostName,
 {
     mArray["mg"]["name"] = hostName;
     mArray["mg"]["cpu"] = cpuTotal;
-    mArray["mg"]["mem"] = static_cast<unsigned long long>(memTotal);
+    mArray["mg"]["mem"] = (Json::UInt64)memTotal;
 }
 
 std::string
@@ -567,7 +567,7 @@ void
 InfoRecItem::setTimeStamp()
 {
     mTimeStamp = MiscUtil::getCurrentMicroSec();
-    mArray["time"] = (unsigned long long)(mTimeStamp);
+    mArray["time"] = (Json::UInt64)(mTimeStamp);
 }
 
 int