diff --git a/dom/media/tests/mochitest/mochitest.ini b/dom/media/tests/mochitest/mochitest.ini
index 73cca50f7b8..a351fd3bc9b 100644
--- a/dom/media/tests/mochitest/mochitest.ini
+++ b/dom/media/tests/mochitest/mochitest.ini
@@ -1,5 +1,6 @@
 [DEFAULT]
-skip-if = (os == 'win' && contentSandbox != 'off') || android_version == '10' # contentSandbox(Bug 1042735) #Android 2.3 only; bug 981881
+# contentSandbox - bug 1042735, Android 2.3 - bug 981881, OSX debug - bug 1083664
+skip-if = (os == 'win' && contentSandbox != 'off') || android_version == '10' || (os == 'mac' && debug)
 support-files =
   head.js
   constraints.js
@@ -12,7 +13,7 @@ support-files =
   turnConfig.js
 
 [test_dataChannel_basicAudio.html]
-skip-if = toolkit == 'gonk' || (os == 'mac' && debug) # Bug 962984 for debug, bug 963244 for opt, bug 1083664 for OSX
+skip-if = toolkit == 'gonk' # Bug 962984 for debug, bug 963244 for opt
 [test_dataChannel_basicAudioVideo.html]
 skip-if = toolkit == 'gonk' # b2g(Bug 960442, video support for WebRTC is disabled on b2g)
 [test_dataChannel_basicAudioVideoCombined.html]