diff --git a/nix/sources.json b/nix/sources.json
index d24ae1608ac..d27f819ed59 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -122,10 +122,10 @@
         "homepage": null,
         "owner": "mozilla",
         "repo": "nixpkgs-mozilla",
-        "rev": "8c007b60731c07dd7a052cce508de3bb1ae849b4",
-        "sha256": "1zybp62zz0h077zm2zmqs2wcg3whg6jqaah9hcl1gv4x8af4zhs6",
+        "rev": "3f3fba4e2066f28a1ad7ac60e86a688a92eb5b5f",
+        "sha256": "1mrj89gzrzhci4lssvzmmk31l715cddp7l39favnfs1qaijly814",
         "type": "tarball",
-        "url": "https://github.com/mozilla/nixpkgs-mozilla/archive/8c007b60731c07dd7a052cce508de3bb1ae849b4.tar.gz",
+        "url": "https://github.com/mozilla/nixpkgs-mozilla/archive/3f3fba4e2066f28a1ad7ac60e86a688a92eb5b5f.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "ocaml-vlq": {