diff --git a/src/Common/Game/IW3/IW3_Assets.h b/src/Common/Game/IW3/IW3_Assets.h
index 830e3c6f..eb25545d 100644
--- a/src/Common/Game/IW3/IW3_Assets.h
+++ b/src/Common/Game/IW3/IW3_Assets.h
@@ -556,7 +556,7 @@ namespace IW3
         vec3_t mins;
         vec3_t maxs;
         uint16_t numLods;
-        uint16_t collLod;
+        int16_t collLod;
         XModelStreamInfo streamInfo;
         int memUsage;
         char flags;
diff --git a/src/Common/Game/IW4/IW4_Assets.h b/src/Common/Game/IW4/IW4_Assets.h
index 3be9822a..398f0f77 100644
--- a/src/Common/Game/IW4/IW4_Assets.h
+++ b/src/Common/Game/IW4/IW4_Assets.h
@@ -638,7 +638,7 @@ namespace IW4
         XModelLodInfo lodInfo[4];
         char maxLoadedLod;
         unsigned char numLods;
-        unsigned char collLod;
+        char collLod;
         char flags;
         XModelCollSurf_s* collSurfs;
         int numCollSurfs;