diff --git a/flake.lock b/flake.lock
index bdd4c603..864b3533 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1001,11 +1001,11 @@
     },
     "nixpkgs_3": {
       "locked": {
-        "lastModified": 1729108896,
-        "narHash": "sha256-i3xqlzTRLHLA5JhthO/Yb0HIgHJjVpuGUHeInyoRJKU=",
+        "lastModified": 1729158972,
+        "narHash": "sha256-IQ8ivgT4E0/4cto6036o3O8bi8DNdLSDrYznxPh9z3Q=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "aca9bcdd6898cbff3ebbdc87e44b6959ec2712e7",
+        "rev": "3c633439963fd126d5647a11bbed6c9d6203a939",
         "type": "github"
       },
       "original": {
@@ -1123,11 +1123,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1729045942,
-        "narHash": "sha256-HjmK0x5Zm2TK2vFpC7XBM2e3EDNVnAIuEoU2FkeN8xw=",
+        "lastModified": 1729132166,
+        "narHash": "sha256-Mhl4T7gDGknG4nPbHNSGWynfSjZeoWBdsaIzhUYuIlU=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "9de3cea452d2401d6f93c06ad985178a4e11d1fc",
+        "rev": "32d889f9b9fc65cb65aa2d5db282d60ed06f348e",
         "type": "github"
       },
       "original": {
diff --git a/packages/matrix/mautrix-slack/source.json b/packages/matrix/mautrix-slack/source.json
index a9461763..681a3102 100644
--- a/packages/matrix/mautrix-slack/source.json
+++ b/packages/matrix/mautrix-slack/source.json
@@ -1,10 +1,10 @@
 {
   "url": "https://github.com/mautrix/slack",
-  "rev": "aa5b58cd51f6a83c879697b906ebaa3943a0dd72",
-  "date": "2024-09-30T12:32:20+03:00",
-  "path": "/nix/store/7j0rkq8wpkjn6lz7rhcb22d9ngr9a2ab-slack",
-  "sha256": "0a3cnngrgzkmbb13853drm3fmbqvsp75r6kigbygcw2c9655gd14",
-  "hash": "sha256-JLRXiklMcPb8enGaXM7VG6/qRs1tFDTCWnX+l5+1bCg=",
+  "rev": "c65861027666fd3149cee8ccc3d02e10ce703470",
+  "date": "2024-10-16T13:53:51+03:00",
+  "path": "/nix/store/jbcki7b8250a1im4vy89ckp41aiimn3y-slack",
+  "sha256": "0jzi6j4s6wxa5i91idcf9i6y1g44pagbh94fdlg13s46jca87zqk",
+  "hash": "sha256-E/+DFJOG6BEebY4kuJ66hLzgTUyOtRhSLKpzo4k08Us=",
   "fetchLFS": false,
   "fetchSubmodules": false,
   "deepClone": false,
diff --git a/packages/matrix/mautrix-whatsapp/default.nix b/packages/matrix/mautrix-whatsapp/default.nix
index ec10f474..8a60111f 100644
--- a/packages/matrix/mautrix-whatsapp/default.nix
+++ b/packages/matrix/mautrix-whatsapp/default.nix
@@ -35,11 +35,13 @@ in
           cp -v --remove-destination -f `readlink $f` $f
       done
     '';
-    passthru.updateScript = writeScript "update-mautrix-whatsapp" ''
+    /*
+      passthru.updateScript = writeScript "update-mautrix-whatsapp" ''
       ${../../scripts/update-git.sh} "https://github.com/mautrix/whatsapp" matrix/mautrix-whatsapp/source.json
       if [ "$(git diff -- matrix/mautrix-whatsapp/source.json)" ]; then
         SRC_PATH=$(nix-build -E '(import ../.).packages.x86_64-linux.${pname}.src')
         ${../../scripts/update-go.sh} $SRC_PATH matrix/mautrix-whatsapp/
       fi
     '';
+    */
   }
diff --git a/packages/minecraft/papermc/default.nix b/packages/minecraft/papermc/default.nix
index 27cb49d8..25e90f74 100644
--- a/packages/minecraft/papermc/default.nix
+++ b/packages/minecraft/papermc/default.nix
@@ -36,6 +36,6 @@ in
     passthru.updateScript = writeScript "update-paper" ''      #! /usr/bin/env nix-shell
       #! nix-shell -i bash -p curl jq
 
-      curl -L https://papermc.io/api/v2/projects/paper/versions/1.20.4/builds | jq '{"version":.version, "build":.builds[-1].build, "name":.builds[-1].downloads.application.name, "sha256":.builds[-1].downloads.application.sha256}' > minecraft/papermc/paper.json
+      curl -L https://papermc.io/api/v2/projects/paper/versions/1.21.1/builds | jq '{"version":.version, "build":.builds[-1].build, "name":.builds[-1].downloads.application.name, "sha256":.builds[-1].downloads.application.sha256}' > minecraft/papermc/paper.json
     '';
   }
diff --git a/packages/minecraft/papermc/paper.json b/packages/minecraft/papermc/paper.json
index 39ab0380..6ed9a658 100644
--- a/packages/minecraft/papermc/paper.json
+++ b/packages/minecraft/papermc/paper.json
@@ -1,6 +1,6 @@
 {
-  "version": "1.20.4",
-  "build": 497,
-  "name": "paper-1.20.4-497.jar",
-  "sha256": "78209e108182b893ced65daa1fc593b45d3115900f0498d3e8152a7d73d38392"
+  "version": "1.21.1",
+  "build": 123,
+  "name": "paper-1.21.1-123.jar",
+  "sha256": "ef7e0c3dda2706439b689bcd50d17cdaa2e2e85e3873aa0793b0f071baa58ea5"
 }
diff --git a/packages/plover/didoesdigital-dictionary.json b/packages/plover/didoesdigital-dictionary.json
index b63ec006..d16ef674 100644
--- a/packages/plover/didoesdigital-dictionary.json
+++ b/packages/plover/didoesdigital-dictionary.json
@@ -1,10 +1,10 @@
 {
   "url": "https://github.com/didoesdigital/steno-dictionaries",
-  "rev": "c6cf65feccc7c0bc10ab15f1d480e0be62018a50",
-  "date": "2024-09-23T14:08:14+10:00",
-  "path": "/nix/store/fffqm7c4ypcg5q1qqyhv73iwj86klfyn-steno-dictionaries",
-  "sha256": "1c2wxpkyyc31gf2265zdys30jcsbisq22jbbklfl2wyn54rmm71m",
-  "hash": "sha256-NZxaMynWc0EdnWtJIbCOSzMJhvbtFyOEe2Ew7+ftXLA=",
+  "rev": "236bd1c841974127a3e33c1b0bb77b384741e580",
+  "date": "2024-10-17T16:20:09+10:00",
+  "path": "/nix/store/4qq6wsj7jrzx1k40l0swq9p52qdlcq5v-steno-dictionaries",
+  "sha256": "08hhqhwk26kc9nlg9vdb7vdzkp0b66gfzvzcrma8nr41mcj2zzw7",
+  "hash": "sha256-h/8vJKuBZItUzezv754xC9z52z6r7fSoTWwaMTnEECI=",
   "fetchLFS": false,
   "fetchSubmodules": false,
   "deepClone": false,