diff --git a/include/robotis_manipulator/robotis_manipulator_log.h b/include/robotis_manipulator/robotis_manipulator_log.h
index e350a89..f0aadd6 100644
--- a/include/robotis_manipulator/robotis_manipulator_log.h
+++ b/include/robotis_manipulator/robotis_manipulator_log.h
@@ -21,6 +21,7 @@
 
 #include <unistd.h>
 #include <vector>
+#include <cstdint>
 
 #if defined(__OPENCR__)
   #include <Eigen.h>