diff --git a/nix/sources.json b/nix/sources.json
index 5d10d89..1a139b2 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -11,10 +11,10 @@
         "homepage": "https://nix-community.github.io/home-manager/",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "b39647e52ed3c0b989e9d5c965e598ae4c38d7ef",
-        "sha256": "0xw1vgwfdn75rgamcsi5j1iqfl0j06x8xp92k24wr9hayfr5m400",
+        "rev": "f5adb9be829f487f99bcc0f1884f74ddb85f70c8",
+        "sha256": "1x77fglv81rrpihkv8vnl1023hawg83k42vbflp76blgljv1sxm7",
         "type": "tarball",
-        "url": "https://github.com/nix-community/home-manager/archive/b39647e52ed3c0b989e9d5c965e598ae4c38d7ef.tar.gz",
+        "url": "https://github.com/nix-community/home-manager/archive/f5adb9be829f487f99bcc0f1884f74ddb85f70c8.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "mattermost-server": {
@@ -23,7 +23,7 @@
         "homepage": "https://mattermost.com",
         "owner": "mattermost",
         "repo": "mattermost-server",
-        "rev": "868b8d91db6e8a0525a9e93c50a388625d426a4a",
+        "rev": "a6629129eaa30e791706add18d0f3f51a688592b",
         "sha256": "1vihpmy7253yl87arlz8y9rahk1q69blykwm3172dk1hxajr7c13",
         "type": "tarball",
         "url": "https://github.com/mattermost/mattermost-server/archive/refs/tags/v5.37.1.tar.gz",
@@ -81,10 +81,10 @@
         "homepage": "",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "2d6ab6c6b92f7aaf8bc53baba9754b9bfdce56f2",
-        "sha256": "1aafqly1mcqxh0r15mrlsrs4znldhm7cizsmfp3d25lqssay6gjd",
+        "rev": "74d017edb6717ad76d38edc02ad3210d4ad66b96",
+        "sha256": "0wvz41izp4djzzr0a6x54hcm3xjr51nlj8vqghfgyrjpk8plyk4s",
         "type": "tarball",
-        "url": "https://github.com/nixos/nixpkgs/archive/2d6ab6c6b92f7aaf8bc53baba9754b9bfdce56f2.tar.gz",
+        "url": "https://github.com/nixos/nixpkgs/archive/74d017edb6717ad76d38edc02ad3210d4ad66b96.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "nixpkgs-unstable": {
@@ -93,10 +93,10 @@
         "homepage": "",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "fe01052444c1d66ed6ef76df2af798c9769e9e79",
-        "sha256": "0z99hwxgrvlf0psicwd97kdqqcc3qngfzmcz7k68q6q868y8582y",
+        "rev": "21c937f8cb1e6adcfeb36dfd6c90d9d9bfab1d28",
+        "sha256": "059hbdy43m448ccdi8fmglz9b980hv8fhpa695pl9cyi4lx3nlq4",
         "type": "tarball",
-        "url": "https://github.com/nixos/nixpkgs/archive/fe01052444c1d66ed6ef76df2af798c9769e9e79.tar.gz",
+        "url": "https://github.com/nixos/nixpkgs/archive/21c937f8cb1e6adcfeb36dfd6c90d9d9bfab1d28.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "pbb-nixfiles": {
@@ -108,7 +108,7 @@
     "workadventure": {
         "branch": "master",
         "repo": "https://stuebinm.eu/git/workadventure-nix",
-        "rev": "9adf5b9de18ebfbd5e688bb1b3f040cbc8602c6f",
+        "rev": "8db4bbc5eccaac218c68fb0853f1972dadd7a40c",
         "type": "git"
     }
 }