--- a/testing/web-platform/meta/encrypted-media/clearkey-mp4-playback-temporary.html.ini
+++ b/testing/web-platform/meta/encrypted-media/clearkey-mp4-playback-temporary.html.ini
@@ -1,15 +1,12 @@
 [clearkey-mp4-playback-temporary.html]
   type: testharness
-  disabled:
-    if (os == "linux"): https://bugzilla.mozilla.org/show_bug.cgi?id=1301418
   [org.w3.clearkey, sucessful playback, temporary, mp4, set src before setMediaKeys]
     expected:
       if (os == "win") and (version == "5.1.2600"): TIMEOUT
 
   [org.w3.clearkey, temporary, mp4, playback, single key]
     expected:
       if not debug and e10s and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
       if debug and not e10s and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
       if debug and e10s and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
       if not debug and not e10s and (os == "win") and (version == "5.1.2600") and (processor == "x86") and (bits == 32): FAIL
-