diff --git a/runtime/jdwp/jdwp_request.cc b/runtime/jdwp/jdwp_request.cc
index a9dd1e1..7b15d6d 100644
--- a/runtime/jdwp/jdwp_request.cc
+++ b/runtime/jdwp/jdwp_request.cc
@@ -16,6 +16,8 @@
 
 #include "jdwp/jdwp.h"
 
+#include <inttypes.h>
+
 #include "base/stringprintf.h"
 #include "jdwp/jdwp_priv.h"
 
@@ -98,7 +100,7 @@
 
 ObjectId Request::ReadObjectId(const char* specific_kind) {
   ObjectId id = Read8BE();
-  VLOG(jdwp) << StringPrintf("    %s id %#llx", specific_kind, id);
+  VLOG(jdwp) << StringPrintf("    %s id %#" PRIx64, specific_kind, id);
   return id;
 }