diff --git a/src/radeon_crtc.c b/src/radeon_crtc.c
index 0635c91..172707f 100644
--- a/src/radeon_crtc.c
+++ b/src/radeon_crtc.c
@@ -461,8 +461,7 @@ RADEONComputePLL(ScrnInfoPtr pScrn,
 
     if (IS_AVIVO_VARIANT) {
 	if (xf86ReturnOptValBool(info->Options, OPTION_NEW_PLL, TRUE)) {
-	    /* to match previous behavior */
-	    flags |= RADEON_PLL_USE_FRAC_FB_DIV;
+	    flags = 0;
 	    RADEONComputePLL_new(pll, freq, chosen_dot_clock_freq,
 				 chosen_feedback_div, chosen_frac_feedback_div,
 				 chosen_reference_div, chosen_post_div, flags);