diff --git a/third_party/overlays/tvl.nix b/third_party/overlays/tvl.nix
index 71c46b86d..9eca0814e 100644
--- a/third_party/overlays/tvl.nix
+++ b/third_party/overlays/tvl.nix
@@ -33,13 +33,6 @@ let
   ).tarball;
 in
 {
-  buf = super.buf.overrideAttrs (old: {
-    patches = [
-      # Rebased on 1.9.0: https://github.com/bufbuild/buf/commit/bcaa77f8bbb8f6c198154c7c8d53596da4506dab
-      ./patches/buf-tests-dont-use-file-transport.patch
-    ] ++ old.patches or [ ];
-  });
-
   nix_2_3 = super.nix_2_3.overrideAttrs (_: {
     src = "${nixTarball}/tarballs/nix-${nixTarball.version}.tar.xz";
   });
diff --git a/third_party/sources/sources.json b/third_party/sources/sources.json
index 72f792448..17bd840c0 100644
--- a/third_party/sources/sources.json
+++ b/third_party/sources/sources.json
@@ -17,10 +17,10 @@
         "homepage": "",
         "owner": "nix-community",
         "repo": "emacs-overlay",
-        "rev": "c009b388c8c2514b24baf6231c5612192c25745c",
-        "sha256": "007nnjwdyxxa0kq12ixskxy1l312c03fwzylgiczbsnpyb2hky8i",
+        "rev": "c5e7dafee9514e8961289f81a52dfc45c419a13f",
+        "sha256": "08sfsb8in7kfij55136a9dymrmhj4pfg5l4pqbgp040z5a7m3iam",
         "type": "tarball",
-        "url": "https://github.com/nix-community/emacs-overlay/archive/c009b388c8c2514b24baf6231c5612192c25745c.tar.gz",
+        "url": "https://github.com/nix-community/emacs-overlay/archive/c5e7dafee9514e8961289f81a52dfc45c419a13f.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "home-manager": {
@@ -29,10 +29,10 @@
         "homepage": "https://nix-community.github.io/home-manager/",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "1ef0da321217c6c19b7a30509631c080a19321e5",
-        "sha256": "0gkrxf38k09wnka8lc97g6fc4cy6i8vpsqyvlrzygqbi9v5l8a0l",
+        "rev": "6ce3493a3c5c6a8f4cfa6f5f88723272e0cfd335",
+        "sha256": "09mrmrbvi2f3wd6dwyqqkc2lsyb8ljqwv84f1z6lffiyjdvz6vm7",
         "type": "tarball",
-        "url": "https://github.com/nix-community/home-manager/archive/1ef0da321217c6c19b7a30509631c080a19321e5.tar.gz",
+        "url": "https://github.com/nix-community/home-manager/archive/6ce3493a3c5c6a8f4cfa6f5f88723272e0cfd335.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "impermanence": {
@@ -65,10 +65,10 @@
         "homepage": "",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "3bacde6273b09a21a8ccfba15586fb165078fb62",
-        "sha256": "14m1ijdxz64yyrh68drlazdcba7xaapi9qhcwc62fnl56ffgxsrz",
+        "rev": "5f588eb4a958f1a526ed8da02d6ea1bea0047b9f",
+        "sha256": "1wgk7d1j8yj3arsbiva69bicnf3m9id8knjp625knq0siv3i9xsg",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/3bacde6273b09a21a8ccfba15586fb165078fb62.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/5f588eb4a958f1a526ed8da02d6ea1bea0047b9f.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "nixpkgs-stable": {
@@ -89,10 +89,10 @@
         "homepage": "",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "ab9be7d78e9607b0b764b0e4a3b0804655e3c58d",
-        "sha256": "03ky9zp0gydgardzfir16yirh320nl40750gy32022fl4jm8yjvg",
+        "rev": "7bb04cd980cf71119d08b6833f4a0525e8b6a54a",
+        "sha256": "0fpjwm17lxmmp2in9ps9xqgcwml20vc63l9d4jqzzbd10d6wbnmf",
         "type": "tarball",
-        "url": "https://github.com/oxalica/rust-overlay/archive/ab9be7d78e9607b0b764b0e4a3b0804655e3c58d.tar.gz",
+        "url": "https://github.com/oxalica/rust-overlay/archive/7bb04cd980cf71119d08b6833f4a0525e8b6a54a.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "rustsec-advisory-db": {
@@ -101,10 +101,10 @@
         "homepage": "https://rustsec.org",
         "owner": "RustSec",
         "repo": "advisory-db",
-        "rev": "e3e689775499a6ce8179e7cb1ec887cc22bda180",
-        "sha256": "16iy5c4snk5098ximgnbqdni0rd98b04jw7ys0s5c25w13xfp3sq",
+        "rev": "0608c47076f4e7ff8ca2ce4967a9411407d4b185",
+        "sha256": "0g2hjmjdpfaa0wchai97g0frsfjmbwqzz1k7r5xh3zl15scdd774",
         "type": "tarball",
-        "url": "https://github.com/RustSec/advisory-db/archive/e3e689775499a6ce8179e7cb1ec887cc22bda180.tar.gz",
+        "url": "https://github.com/RustSec/advisory-db/archive/0608c47076f4e7ff8ca2ce4967a9411407d4b185.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     }
 }