diff --git a/components/esm/loadnpc.hpp b/components/esm/loadnpc.hpp
index 08f678b45..fd3e45bdc 100644
--- a/components/esm/loadnpc.hpp
+++ b/components/esm/loadnpc.hpp
@@ -82,7 +82,7 @@ struct NPC
 
         char mSkills[Skill::Length];
         char mReputation;
-        short mHealth, mMana, mFatigue;
+        unsigned short mHealth, mMana, mFatigue;
         char mDisposition, mFactionID, mRank;
         char mUnknown;
         int mGold;