diff --git a/Quake/gl_texmgr.h b/Quake/gl_texmgr.h
index 6597b0cc..e58ff035 100644
--- a/Quake/gl_texmgr.h
+++ b/Quake/gl_texmgr.h
@@ -59,8 +59,8 @@ typedef struct gltexture_s {
 	unsigned int		source_width; //size of image in source data
 	unsigned int		source_height; //size of image in source data
 	unsigned short		source_crc; //generated by source data before modifications
-	char				shirt; //0-13 shirt color, or -1 if never colormapped
-	char				pants; //0-13 pants color, or -1 if never colormapped
+	signed char			shirt; //0-13 shirt color, or -1 if never colormapped
+	signed char			pants; //0-13 pants color, or -1 if never colormapped
 //used for rendering
 	int			visframe; //matches r_framecount if texture was bound this frame
 } gltexture_t;