--- a/modules/libpref/init/all.js
+++ b/modules/libpref/init/all.js
@@ -5682,23 +5682,17 @@ pref("dom.mozBrowserFramesEnabled", fals
 pref("layout.css.color-adjust.enabled", true);
 
 pref("dom.audiochannel.audioCompeting", false);
 pref("dom.audiochannel.audioCompeting.allAgents", false);
 
 // Default media volume
 pref("media.default_volume", "1.0");
 
-// Once bug 1276272 is resolved, we will trun this preference to default ON in
-// non-release channels.
-#ifdef RELEASE_OR_BETA
-pref("media.seekToNextFrame.enabled", false);
-#else
 pref("media.seekToNextFrame.enabled", true);
-#endif
 
 // return the maximum number of cores that navigator.hardwareCurrency returns
 pref("dom.maxHardwareConcurrency", 16);
 
 // Shutdown the osfile worker if its no longer needed.
 #if !defined(RELEASE_OR_BETA)
 pref("osfile.reset_worker_delay", 30000);
 #endif