diff --git a/testing/web-platform/meta/preload/link-header-preload-delay-onload.html.ini b/testing/web-platform/meta/preload/link-header-preload-delay-onload.html.ini
deleted file mode 100644
index ec08f112cbfa..000000000000
--- a/testing/web-platform/meta/preload/link-header-preload-delay-onload.html.ini
+++ /dev/null
@@ -1,3 +0,0 @@
-[link-header-preload-delay-onload.html]
-  disabled:
-    if (os == "linux"): https://bugzilla.mozilla.org/show_bug.cgi?id=1437081
diff --git a/testing/web-platform/meta/service-workers/service-worker/clients-get-cross-origin.https.html.ini b/testing/web-platform/meta/service-workers/service-worker/clients-get-cross-origin.https.html.ini
deleted file mode 100644
index 19da2672af2e..000000000000
--- a/testing/web-platform/meta/service-workers/service-worker/clients-get-cross-origin.https.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[clients-get-cross-origin.https.html]
-  disabled:
-    if debug && (os == "linux"): https://bugzilla.mozilla.org/show_bug.cgi?id=1398179
-    if debug && (os == "mac"): https://bugzilla.mozilla.org/show_bug.cgi?id=1398179