diff --git a/dom/media/tests/mochitest/mochitest.ini b/dom/media/tests/mochitest/mochitest.ini
index a6a88aa5011..f63f0123786 100644
--- a/dom/media/tests/mochitest/mochitest.ini
+++ b/dom/media/tests/mochitest/mochitest.ini
@@ -157,21 +157,27 @@ skip-if = toolkit == 'gonk' # B2G emulator is too slow to finish a renegotiation
 [test_peerConnection_removeThenAddAudioTrack.html]
 skip-if = toolkit == 'gonk' # B2G emulator is too slow to finish a renegotiation test in under 5 minutes
 [test_peerConnection_addSecondVideoStream.html]
-skip-if = toolkit == 'gonk' # B2G emulator is too slow to finish a renegotiation test in under 5 minutes
+# B2G emulator is too slow to finish a renegotiation test in under 5 minutes, Bug 1180000 for Linux debug e10s
+skip-if = toolkit == 'gonk' || (os == 'linux' && debug && e10s)
 [test_peerConnection_removeVideoTrack.html]
-skip-if = toolkit == 'gonk' # B2G emulator is too slow to finish a renegotiation test in under 5 minutes
+# B2G emulator is too slow to finish a renegotiation test in under 5 minutes, Bug 1180000 for Linux debug e10s
+skip-if = toolkit == 'gonk' || (os == 'linux' && debug && e10s)
 [test_peerConnection_removeThenAddVideoTrack.html]
-skip-if = toolkit == 'gonk' # B2G emulator is too slow to finish a renegotiation test in under 5 minutes
+# B2G emulator is too slow to finish a renegotiation test in under 5 minutes, Bug 1180000 for Linux debug e10s
+skip-if = toolkit == 'gonk' || (os == 'linux' && debug && e10s)
 [test_peerConnection_replaceVideoThenRenegotiate.html]
-skip-if = toolkit == 'gonk' # B2G emulator is too slow to finish a renegotiation test in under 5 minutes
+# B2G emulator is too slow to finish a renegotiation test in under 5 minutes, Bug 1180000 for Linux debug e10s
+skip-if = toolkit == 'gonk' || (os == 'linux' && debug && e10s)
 [test_peerConnection_addSecondAudioStreamNoBundle.html]
 skip-if = toolkit == 'gonk' # B2G emulator is too slow to finish a renegotiation test in under 5 minutes
 [test_peerConnection_removeThenAddAudioTrackNoBundle.html]
 skip-if = toolkit == 'gonk' # B2G emulator is too slow to finish a renegotiation test in under 5 minutes
 [test_peerConnection_addSecondVideoStreamNoBundle.html]
-skip-if = toolkit == 'gonk' # B2G emulator is too slow to finish a renegotiation test in under 5 minutes
+# B2G emulator is too slow to finish a renegotiation test in under 5 minutes, Bug 1180000 for Linux debug e10s
+skip-if = toolkit == 'gonk' || (os == 'linux' && debug && e10s)
 [test_peerConnection_removeThenAddVideoTrackNoBundle.html]
-skip-if = toolkit == 'gonk' # B2G emulator is too slow to finish a renegotiation test in under 5 minutes
+# B2G emulator is too slow to finish a renegotiation test in under 5 minutes, Bug 1180000 for Linux debug e10s
+skip-if = toolkit == 'gonk' || (os == 'linux' && debug && e10s)
 [test_peerConnection_addDataChannel.html]
 skip-if = toolkit == 'gonk' # B2G emulator seems to be so slow that DTLS cannot establish properly
 [test_peerConnection_addDataChannelNoBundle.html]