diff --git a/src/i830_display.c b/src/i830_display.c
index 274a07d..1d41d51 100644
--- a/src/i830_display.c
+++ b/src/i830_display.c
@@ -533,9 +533,20 @@ static Bool
 i830_use_fb_compression(xf86CrtcPtr crtc)
 {
     ScrnInfoPtr pScrn = crtc->scrn;
+    xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
     I830Ptr pI830 = I830PTR(pScrn);
     I830CrtcPrivatePtr	intel_crtc = crtc->driver_private;
     int plane = (intel_crtc->plane == 0 ? FBC_CTL_PLANEA : FBC_CTL_PLANEB);
+    int count = 0;
+
+    /* Only available on one pipe at a time */
+    for (i = 0; i < xf86_config->num_crtc; i++) {
+	if (xf86_config->crtc[i]->enabled)
+	    count++;
+    }
+
+    if (count > 1)
+	return FALSE;
 
     if (!pI830->fb_compression)
 	return FALSE;