diff --git a/gl-api.c b/gl-api.c
index f555bfb..53ee009 100644
--- a/gl-api.c
+++ b/gl-api.c
@@ -28,7 +28,7 @@ static GLubyte GL_KOS_DEPTH_FUNC  = PVR_DEPTHCMP_GEQUAL;
 static GLubyte GL_KOS_DEPTH_WRITE = PVR_DEPTHWRITE_ENABLE;
 static GLubyte GL_KOS_BLEND_FUNC  = (PVR_BLEND_ONE << 4) | (PVR_BLEND_ZERO & 0x0F);
 static GLubyte GL_KOS_SHADE_FUNC  = PVR_SHADE_GOURAUD;
-static GLubyte GL_KOS_CULL_FUNC   = PVR_CULLING_NONE;
+static GLushort GL_KOS_CULL_FUNC   = PVR_CULLING_NONE;
 static GLushort GL_KOS_FACE_FRONT  = GL_CCW;
 static GLubyte GL_KOS_SUPERSAMPLE = 0;