diff --git a/rtl/scanconverter.v b/rtl/scanconverter.v
index 26e67c7..e88880f 100644
--- a/rtl/scanconverter.v
+++ b/rtl/scanconverter.v
@@ -269,7 +269,7 @@ case (V_MULTMODE)
                 pclk_act = pclk_1x;     //special case: pclk bypass to enable 2x native sampling
                 linebuf_hoffset = hcnt_2x_opt;
                 col_id_act = {2'b00, hcnt_2x[1]};
-                rlpf_trigger_act = (hcnt_2x_opt_ctr < 2);
+                rlpf_trigger_act = (hcnt_2x_opt_ctr == H_OPT_SCALE-1'b1);
             end
         endcase
     end