diff --git a/flake.lock b/flake.lock
index d975590..1fb846d 100644
--- a/flake.lock
+++ b/flake.lock
@@ -9,14 +9,15 @@
         ],
         "nixpkgs": [
           "nixpkgs"
-        ]
+        ],
+        "nixpkgs-stable": "nixpkgs-stable"
       },
       "locked": {
-        "lastModified": 1673819363,
-        "narHash": "sha256-JQsPxaGHLCLtlxPzpf+b8XfA8vUwmIb9aJRsJQCht4Q=",
+        "lastModified": 1674419074,
+        "narHash": "sha256-qOhl5NUGJn4R49AsHQT1zlVihqKZJiRn7GdP/ObUiP8=",
         "owner": "zhaofengli",
         "repo": "attic",
-        "rev": "70ae61b59114982a2685f67b35405f7ca0bf5b6f",
+        "rev": "9c8e9fbc35fe42b814ceb7482d5254ad3dad2c1e",
         "type": "github"
       },
       "original": {
@@ -74,11 +75,11 @@
     "flake-compat_2": {
       "flake": false,
       "locked": {
-        "lastModified": 1668681692,
-        "narHash": "sha256-Ht91NGdewz8IQLtWZ9LCeNXMSXHUss+9COoqu6JLmXU=",
+        "lastModified": 1673956053,
+        "narHash": "sha256-4gtG9iQuiKITOjNQQeQIpoIB6b16fm+504Ch3sNKLd8=",
         "owner": "edolstra",
         "repo": "flake-compat",
-        "rev": "009399224d5e398d03b22badca40a37ac85412a1",
+        "rev": "35bb57c0c8d8b62bbfd284272c928ceb64ddbde9",
         "type": "github"
       },
       "original": {
@@ -104,11 +105,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1673879253,
-        "narHash": "sha256-0K5q52S9PWMIWNglgPV6Q1QHynvRxfjww2XKrOta/RQ=",
+        "lastModified": 1674564320,
+        "narHash": "sha256-8WXsf9CXuGP01jU6HVrtxazQnsOcwy+XkC10MrRpHeY=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "63435ecbd922c00b19e8353e0a81fe00e2c44dcf",
+        "rev": "23e9da2f6248b4c803bb899d61ffc7d03eec6ba4",
         "type": "github"
       },
       "original": {
@@ -117,6 +118,22 @@
         "type": "github"
       }
     },
+    "nixpkgs-stable": {
+      "locked": {
+        "lastModified": 1673800717,
+        "narHash": "sha256-SFHraUqLSu5cC6IxTprex/nTsI81ZQAtDvlBvGDWfnA=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "2f9fd351ec37f5d479556cd48be4ca340da59b8f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-22.11",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "root": {
       "inputs": {
         "attic": "attic",
diff --git a/hydra/jobsets.nix b/hydra/jobsets.nix
index 5452f00..69c6821 100644
--- a/hydra/jobsets.nix
+++ b/hydra/jobsets.nix
@@ -78,7 +78,7 @@
   concatAttrs = pkgs.lib.foldr (a: b: a // b) {};
 
   jobsets =
-    concatAttrs (pkgs.lib.concatMap (system: map (version: mkJobsets system version) nixpkgs_version) systems)
+    (concatAttrs (pkgs.lib.concatMap (system: map (version: mkJobsets system version) nixpkgs_version) systems))
     // {
       flake = {
         enabled = 1;
diff --git a/matrix/mautrix-discord/source.json b/matrix/mautrix-discord/source.json
index 9321fdc..33ce0b4 100644
--- a/matrix/mautrix-discord/source.json
+++ b/matrix/mautrix-discord/source.json
@@ -1,9 +1,9 @@
 {
   "url": "https://github.com/mautrix/discord",
-  "rev": "770aaa25ffb7a520d4b5a0d62c3fdc8ccb641b4b",
-  "date": "2023-01-14T13:44:42+02:00",
-  "path": "/nix/store/1srqjl8irkljf6sjngv8saal5qls2d36-discord",
-  "sha256": "0i3dgkxxpmwgh1w50kj6ac7fi5b9zdbn8p9zj1bms2prjabfkvby",
+  "rev": "e2bd89bd97c8aea88f1e203f906e7159348cb6b5",
+  "date": "2023-01-20T15:07:18+02:00",
+  "path": "/nix/store/96sxz6frbhyynjya1ff585vmzppq6aw8-discord",
+  "sha256": "1na3qfji8662vjwbg4n4pw41y85b64d8g3fym59dqz02kllalkya",
   "fetchLFS": false,
   "fetchSubmodules": false,
   "deepClone": false,
diff --git a/matrix/mautrix-discord/vendor.sha256 b/matrix/mautrix-discord/vendor.sha256
index 0bf4276..cd56f28 100644
--- a/matrix/mautrix-discord/vendor.sha256
+++ b/matrix/mautrix-discord/vendor.sha256
@@ -1 +1 @@
-sha256-fbhMBp4N/X6IrK7k5OcA9t/BHo0kbO00fPHgy3FPjwk=
+sha256-rPY2YR8yk/XFCVKRsP1+M35VW3qAl/8HxSTn2gRCc7Q=
diff --git a/matrix/mautrix-signal/source.json b/matrix/mautrix-signal/source.json
index 071bf7b..c3f2f23 100644
--- a/matrix/mautrix-signal/source.json
+++ b/matrix/mautrix-signal/source.json
@@ -1,9 +1,9 @@
 {
   "url": "https://github.com/mautrix/signal",
-  "rev": "ad076e4d85c165120cec2c6caaa689dd55223d1a",
-  "date": "2023-01-14T14:43:29+02:00",
-  "path": "/nix/store/yd6l73w1c5kkzyyhvz9r0q4hv47bp8j7-signal",
-  "sha256": "1108gy6qgmlq9hm5810rndxkyka6kifp8zzzli4y84gnw9d11czn",
+  "rev": "b82ba60cb4784c8bf17e30b6633f8b8004799829",
+  "date": "2023-01-16T17:28:13-07:00",
+  "path": "/nix/store/w1fpcb6rzs7zhg0y4cilg76fbw7b6pfm-signal",
+  "sha256": "0pkz9n8fd23gymqw8256i668j7i8jx8h2ljnjqdjcgmpffqiyfpa",
   "fetchLFS": false,
   "fetchSubmodules": false,
   "deepClone": false,
diff --git a/matrix/mautrix-telegram/source.json b/matrix/mautrix-telegram/source.json
index a80e345..f63e19f 100644
--- a/matrix/mautrix-telegram/source.json
+++ b/matrix/mautrix-telegram/source.json
@@ -1,9 +1,9 @@
 {
   "url": "https://github.com/mautrix/telegram",
-  "rev": "db88fbb6940f7d23ee2a8d57d928d37f019e1e75",
-  "date": "2023-01-15T19:05:24+02:00",
-  "path": "/nix/store/jldmbg95w17ffpgy32rdwwa9h14nfh03-telegram",
-  "sha256": "0ai4jx97rfy3zwz9n1akqfcvjck9801qa0gkbw5j1i7y6s0ny072",
+  "rev": "e655e0a8826eb66e3f133cfe6ab912d275a55715",
+  "date": "2023-01-18T14:28:12+02:00",
+  "path": "/nix/store/yy6ln6582x1i1c8nbcfpv4408sqh939p-telegram",
+  "sha256": "0pg88x8icljs8rmn4c8q8ipaqqr4knkczl11id65sjygzcdi0r8h",
   "fetchLFS": false,
   "fetchSubmodules": false,
   "deepClone": false,
diff --git a/matrix/mautrix-whatsapp/source.json b/matrix/mautrix-whatsapp/source.json
index daaf447..dceeff6 100644
--- a/matrix/mautrix-whatsapp/source.json
+++ b/matrix/mautrix-whatsapp/source.json
@@ -1,9 +1,9 @@
 {
   "url": "https://github.com/mautrix/whatsapp",
-  "rev": "ac8a2f8368af9d3ad76d0fd0a4b0943d8f28734c",
-  "date": "2023-01-16T14:09:40+02:00",
-  "path": "/nix/store/7lpg2lb260r2j35nb0yz89zjf596kjli-whatsapp",
-  "sha256": "13ji3z7n3la043smgmnmhaw03sypiy94xzl0pwixd035kz8irdkw",
+  "rev": "da0fb48eb271ff202c5734f8549b48324739b063",
+  "date": "2023-01-16T17:17:36+02:00",
+  "path": "/nix/store/wm260512m80sigsrpz19zg0cnabcrf42-whatsapp",
+  "sha256": "1rrirkccg35a6gav6gi7iqxf7cws1lf4kx0851nml4xn57fnwcjl",
   "fetchLFS": false,
   "fetchSubmodules": false,
   "deepClone": false,
diff --git a/plover/didoesdigital-dictionary.json b/plover/didoesdigital-dictionary.json
index 5f9c817..ee9d670 100644
--- a/plover/didoesdigital-dictionary.json
+++ b/plover/didoesdigital-dictionary.json
@@ -1,9 +1,9 @@
 {
   "url": "https://github.com/didoesdigital/steno-dictionaries",
-  "rev": "de999de8b25111c61b35f3dc1eae36317b3980ca",
-  "date": "2023-01-07T12:16:34+10:00",
-  "path": "/nix/store/n3bl4ln9l8gph47zx9vbw8dp1939cbvw-steno-dictionaries",
-  "sha256": "0piyaw8nb2v1r0xwdcmlclqf6iq1dfpbmnwkkcx01z62lkglc7xd",
+  "rev": "e2556e840bb52c4d4b4c0dabdf8c1d010af8ac99",
+  "date": "2023-01-21T10:26:34+10:00",
+  "path": "/nix/store/l5qdgc8cc4xw9qvsqky462vkv3irr8ak-steno-dictionaries",
+  "sha256": "0z7z1kvl54p7mxl00ksq2zhzbc5qjqjnznlg1qccqgl57p7zn5ak",
   "fetchLFS": false,
   "fetchSubmodules": false,
   "deepClone": false,