diff --git a/src/mesa/drivers/dri/i965/gen6_sf_state.c b/src/mesa/drivers/dri/i965/gen6_sf_state.c
index 06ed89f8447..50a5ad38c6f 100644
--- a/src/mesa/drivers/dri/i965/gen6_sf_state.c
+++ b/src/mesa/drivers/dri/i965/gen6_sf_state.c
@@ -209,7 +209,7 @@ upload_sf_state(struct brw_context *brw)
 	 ctx->Point._Attenuated))
       dw4 |= GEN6_SF_USE_STATE_POINT_WIDTH;
 
-   dw4 |= U_FIXED(CLAMP(ctx->Point.Size, 0.125, 225.875), 3) <<
+   dw4 |= U_FIXED(CLAMP(ctx->Point.Size, 0.125, 255.875), 3) <<
       GEN6_SF_POINT_WIDTH_SHIFT;
    if (ctx->Point.SpriteOrigin == GL_LOWER_LEFT)
       dw1 |= GEN6_SF_POINT_SPRITE_LOWERLEFT;