diff --git a/devtools/client/aboutdebugging-new/test/browser/browser.ini b/devtools/client/aboutdebugging-new/test/browser/browser.ini
index 7efb17f451ae..484a1d8b8958 100644
--- a/devtools/client/aboutdebugging-new/test/browser/browser.ini
+++ b/devtools/client/aboutdebugging-new/test/browser/browser.ini
@@ -103,19 +103,27 @@ skip-if = fission || debug
 [browser_aboutdebugging_runtime_usbclient_closed.js]
 [browser_aboutdebugging_select_network_runtime.js]
 [browser_aboutdebugging_select_page_with_serviceworker.js]
+skip-if = serviceworker_e10s
 [browser_aboutdebugging_serviceworker_fetch_flag.js]
+skip-if = serviceworker_e10s
 [browser_aboutdebugging_serviceworker_multie10s.js]
 skip-if = debug || asan || serviceworker_e10s # Frequent intermittent failures, Bug 1527224
 [browser_aboutdebugging_serviceworker_not_compatible.js]
+skip-if = serviceworker_e10s
 [browser_aboutdebugging_serviceworker_push.js]
+skip-if = serviceworker_e10s
 [browser_aboutdebugging_serviceworker_pushservice_url.js]
+skip-if = serviceworker_e10s
 [browser_aboutdebugging_serviceworker_runtime-page.js]
+skip-if = serviceworker_e10s
 [browser_aboutdebugging_serviceworker_start.js]
+skip-if = serviceworker_e10s
 [browser_aboutdebugging_serviceworker_status.js]
+skip-if = serviceworker_e10s
 [browser_aboutdebugging_serviceworker_timeout.js]
 skip-if = fission || debug || asan # Frequent intermittent failures, Bug 1522800
 [browser_aboutdebugging_serviceworker_unregister.js]
-skip-if = fission
+skip-if = fission || serviceworker_e10s
 [browser_aboutdebugging_sidebar_connection_state.js]
 [browser_aboutdebugging_sidebar_network_runtimes.js]
 [browser_aboutdebugging_sidebar_usb_runtime.js]
diff --git a/dom/serviceworkers/test/chrome.ini b/dom/serviceworkers/test/chrome.ini
index 442b90fdff6f..59f812c1d97b 100644
--- a/dom/serviceworkers/test/chrome.ini
+++ b/dom/serviceworkers/test/chrome.ini
@@ -16,5 +16,6 @@ support-files =
 [test_devtools_track_serviceworker_time.html]
 [test_privateBrowsing.html]
 [test_serviceworkerinfo.xul]
+skip-if = serviceworker_e10s # nsIWorkerDebugger attribute not implemented
 [test_serviceworkermanager.xul]
 [test_serviceworkerregistrationinfo.xul]
diff --git a/dom/serviceworkers/test/mochitest.ini b/dom/serviceworkers/test/mochitest.ini
index 683c4abd2275..79d0af2f71b1 100644
--- a/dom/serviceworkers/test/mochitest.ini
+++ b/dom/serviceworkers/test/mochitest.ini
@@ -238,6 +238,7 @@ skip-if = debug # Bug 1262224
 [test_csp_upgrade-insecure_intercept.html]
 skip-if = fission
 [test_devtools_bypass_serviceworker.html]
+skip-if = serviceworker_e10s
 [test_empty_serviceworker.html]
 [test_error_reporting.html]
 skip-if = serviceworker_e10s
@@ -288,6 +289,7 @@ skip-if = toolkit == 'android' && !is_fennec
 skip-if = toolkit == 'android' && !is_fennec
 [test_navigator.html]
 [test_not_intercept_plugin.html]
+skip-if = serviceworker_e10s # leaks InterceptedHttpChannel and others things
 [test_notification_constructor_error.html]
 [test_notification_get.html]
 [test_notificationclick.html]