diff --git a/lib/cpp/src/protocol/TBase64Utils.h b/lib/cpp/src/protocol/TBase64Utils.h
index e6b172a..3def733 100644
--- a/lib/cpp/src/protocol/TBase64Utils.h
+++ b/lib/cpp/src/protocol/TBase64Utils.h
@@ -20,6 +20,7 @@
 #ifndef _THRIFT_PROTOCOL_TBASE64UTILS_H_
 #define _THRIFT_PROTOCOL_TBASE64UTILS_H_
 
+#include <stdint.h>
 #include <string>
 
 namespace apache { namespace thrift { namespace protocol {