diff --git a/libs/JSystem/src/J3DGraphLoader/J3DMaterialFactory_v21.cpp b/libs/JSystem/src/J3DGraphLoader/J3DMaterialFactory_v21.cpp
index 2566708f63..f6cca25525 100644
--- a/libs/JSystem/src/J3DGraphLoader/J3DMaterialFactory_v21.cpp
+++ b/libs/JSystem/src/J3DGraphLoader/J3DMaterialFactory_v21.cpp
@@ -260,7 +260,7 @@ J3DGXColorS10 J3DMaterialFactory_v21::newTevColor(int i_idx, int i_no) const {
     J3DGXColorS10 dflt = defaultTevColor;
     J3DMaterialInitData_v21* mtl_init_data = &mpMaterialInitData[mpMaterialID[i_idx]];
     if (mtl_init_data->mTevColorIdx[i_no] != 0xffff) {
-        return mpTevColor[mtl_init_data->mTevColorIdx[i_no]];
+        return (GXColorS10)mpTevColor[mtl_init_data->mTevColorIdx[i_no]];
     } else {
         return dflt;
     }