diff --git a/flake.lock b/flake.lock
index 6f6f5e8..4c74b74 100644
--- a/flake.lock
+++ b/flake.lock
@@ -38,15 +38,15 @@
         "poetry2nix": "poetry2nix"
       },
       "locked": {
-        "lastModified": 1705353058,
-        "narHash": "sha256-R5KVfgMdzssVyEx+62duNOm+MC9IQZ//Sp5RwM7q4Eg=",
-        "owner": "mayflower",
+        "lastModified": 1706549563,
+        "narHash": "sha256-yNPk+UP10OU4F1yBAF0w8ubwJER48mrK+tzsLT3Jnlw=",
+        "owner": "nix-community",
         "repo": "authentik-nix",
-        "rev": "d5e41d40fadcdefce10734f4bcc72ea0eac09a5c",
+        "rev": "5fa451e05537408bd3d6f109f6740c58c0fd0aff",
         "type": "github"
       },
       "original": {
-        "owner": "mayflower",
+        "owner": "nix-community",
         "repo": "authentik-nix",
         "type": "github"
       }
@@ -54,16 +54,16 @@
     "authentik-src": {
       "flake": false,
       "locked": {
-        "lastModified": 1704822648,
-        "narHash": "sha256-N6FeNUlenbBQPAAUSqC+2GWFfte3G+Zfu5KGVJOqNZQ=",
+        "lastModified": 1706546688,
+        "narHash": "sha256-+1IdXRt28UZ2KTa0zsmjneNUOcutP99UUwqcYyVyqTI=",
         "owner": "goauthentik",
         "repo": "authentik",
-        "rev": "1cd000dfe204b9605c85e6cebc051586a0329604",
+        "rev": "e095e9f694d2a427940bc8616bc4025fef502a8b",
         "type": "github"
       },
       "original": {
         "owner": "goauthentik",
-        "ref": "version/2023.10.6",
+        "ref": "version/2023.10.7",
         "repo": "authentik",
         "type": "github"
       }
@@ -187,11 +187,11 @@
         "nixpkgs-lib": "nixpkgs-lib"
       },
       "locked": {
-        "lastModified": 1701473968,
-        "narHash": "sha256-YcVE5emp1qQ8ieHUnxt1wCZCC3ZfAS+SRRWZ2TMda7E=",
+        "lastModified": 1704982712,
+        "narHash": "sha256-2Ptt+9h8dczgle2Oo6z5ni5rt/uLMG47UFTR1ry/wgg=",
         "owner": "hercules-ci",
         "repo": "flake-parts",
-        "rev": "34fed993f1674c8d06d58b37ce1e0fe5eebcb9f5",
+        "rev": "07f6395285469419cf9d078f59b5b49993198c00",
         "type": "github"
       },
       "original": {
@@ -205,11 +205,11 @@
         "systems": "systems_2"
       },
       "locked": {
-        "lastModified": 1701680307,
-        "narHash": "sha256-kAuep2h5ajznlPMD9rnQyffWG8EM/C73lejGofXvdM8=",
+        "lastModified": 1705309234,
+        "narHash": "sha256-uNRRNRKmJyCRC/8y1RqBkqWBLM034y4qN7EprSdmgyA=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "4022d587cbbfd70fe950c1e2083a02621806a725",
+        "rev": "1ef2e671c3b0c19053962c07dbda38332dcebf26",
         "type": "github"
       },
       "original": {
@@ -257,16 +257,16 @@
     "mattermost-server": {
       "flake": false,
       "locked": {
-        "lastModified": 1702663737,
-        "narHash": "sha256-v2oBnKK189M+bH4OPgoL+70egyC9XPZUGEcWX2eF1fo=",
+        "lastModified": 1706285139,
+        "narHash": "sha256-7VjwJpzn0nl9QHWhqdjkhXKymutbwsagGSSZ4Si76bI=",
         "owner": "mattermost",
         "repo": "mattermost-server",
-        "rev": "eb0621908b3d9ecef077b855b25111431097b0d0",
+        "rev": "4c83724516242843802cc75840b08ead6afbd37b",
         "type": "github"
       },
       "original": {
         "owner": "mattermost",
-        "ref": "v8.1.8",
+        "ref": "v8.1.9",
         "repo": "mattermost-server",
         "type": "github"
       }
@@ -274,14 +274,14 @@
     "mattermost-webapp": {
       "flake": false,
       "locked": {
-        "lastModified": 1702664631,
-        "narHash": "sha256-zA9DPZMQNADRP9/0L8UVnKGkmi//+8WXvljDX1xq+QI=",
+        "lastModified": 1706286055,
+        "narHash": "sha256-lnOz/XGGNqpJyQpWLOJ12cQpzfaZ0GfWNWwqy9spf3o=",
         "type": "tarball",
-        "url": "https://releases.mattermost.com/8.1.8/mattermost-8.1.8-linux-amd64.tar.gz"
+        "url": "https://releases.mattermost.com/8.1.9/mattermost-8.1.9-linux-amd64.tar.gz"
       },
       "original": {
         "type": "tarball",
-        "url": "https://releases.mattermost.com/8.1.8/mattermost-8.1.8-linux-amd64.tar.gz"
+        "url": "https://releases.mattermost.com/8.1.9/mattermost-8.1.9-linux-amd64.tar.gz"
       }
     },
     "napalm": {
@@ -384,11 +384,11 @@
         "waybar-iceportal": "waybar-iceportal"
       },
       "locked": {
-        "lastModified": 1706481700,
-        "narHash": "sha256-Y4pz1eakuERXeS/jcPlxfivBAb7SMgf/PzCNGT/MxXw=",
+        "lastModified": 1707171428,
+        "narHash": "sha256-Q/DQjwbdPU2RcU+hEHPCmbdUj48EoWaqXwQx7sCUI7o=",
         "owner": "hexchen",
         "repo": "nixfiles",
-        "rev": "fbf14b1d43b1c9f7f9026a715d2a01bbb4e1af09",
+        "rev": "698d7dbd56720d59bca196aa19e3263490336515",
         "type": "gitlab"
       },
       "original": {
@@ -462,11 +462,11 @@
     },
     "nixpkgs-23-05": {
       "locked": {
-        "lastModified": 1701615100,
-        "narHash": "sha256-7VI84NGBvlCTduw2aHLVB62NvCiZUlALLqBe5v684Aw=",
+        "lastModified": 1704290814,
+        "narHash": "sha256-LWvKHp7kGxk/GEtlrGYV68qIvPHkU9iToomNFGagixU=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "e9f06adb793d1cca5384907b3b8a4071d5d7cb19",
+        "rev": "70bdadeb94ffc8806c0570eb5c2695ad29f0e421",
         "type": "github"
       },
       "original": {
@@ -494,11 +494,11 @@
     "nixpkgs-lib": {
       "locked": {
         "dir": "lib",
-        "lastModified": 1701253981,
-        "narHash": "sha256-ztaDIyZ7HrTAfEEUt9AtTDNoCYxUdSd6NrRHaYOIxtk=",
+        "lastModified": 1703961334,
+        "narHash": "sha256-M1mV/Cq+pgjk0rt6VxoyyD+O8cOUiai8t9Q6Yyq4noY=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "e92039b55bcd58469325ded85d4f58dd5a4eaf58",
+        "rev": "b0d36bd0a420ecee3bc916c91886caca87c894e9",
         "type": "github"
       },
       "original": {
@@ -542,11 +542,11 @@
     },
     "nixpkgs_3": {
       "locked": {
-        "lastModified": 1706373441,
-        "narHash": "sha256-S1hbgNbVYhuY2L05OANWqmRzj4cElcbLuIkXTb69xkk=",
+        "lastModified": 1707091808,
+        "narHash": "sha256-LahKBAfGbY836gtpVNnWwBTIzN7yf/uYM/S0g393r0Y=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "56911ef3403a9318b7621ce745f5452fb9ef6867",
+        "rev": "9f2ee8c91ac42da3ae6c6a1d21555f283458247e",
         "type": "github"
       },
       "original": {
@@ -557,11 +557,11 @@
     },
     "nixpkgs_4": {
       "locked": {
-        "lastModified": 1706173671,
-        "narHash": "sha256-lciR7kQUK2FCAYuszyd7zyRRmTaXVeoZsCyK6QFpGdk=",
+        "lastModified": 1706925685,
+        "narHash": "sha256-hVInjWMmgH4yZgA4ZtbgJM1qEAel72SYhP5nOWX4UIM=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "4fddc9be4eaf195d631333908f2a454b03628ee5",
+        "rev": "79a13f1437e149dc7be2d1290c74d378dad60814",
         "type": "github"
       },
       "original": {
@@ -604,11 +604,11 @@
         "treefmt-nix": "treefmt-nix"
       },
       "locked": {
-        "lastModified": 1701861752,
-        "narHash": "sha256-QfrE05P66856b1SMan69NPhjc9e82VtLxBKg3yiQGW8=",
+        "lastModified": 1705060653,
+        "narHash": "sha256-puYyylgrBS4AFAHeyVRTjTUVD8DZdecJfymWJe7H438=",
         "owner": "nix-community",
         "repo": "poetry2nix",
-        "rev": "9fc487b32a68473da4bf9573f85b388043c5ecda",
+        "rev": "e0b44e9e2d3aa855d1dd77b06f067cd0e0c3860d",
         "type": "github"
       },
       "original": {
@@ -654,11 +654,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1706410821,
-        "narHash": "sha256-iCfXspqUOPLwRobqQNAQeKzprEyVowLMn17QaRPQc+M=",
+        "lastModified": 1707015547,
+        "narHash": "sha256-YZr0OrqWPdbwBhxpBu69D32ngJZw8AMgZtJeaJn0e94=",
         "owner": "Mic92",
         "repo": "sops-nix",
-        "rev": "73bf36912e31a6b21af6e0f39218e067283c67ef",
+        "rev": "23f61b897c00b66855074db471ba016e0cda20dd",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index b5e0a13..28d79f4 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,9 +2,9 @@
   description = "hacc infra stuff";
 
   inputs = {
-    mattermost-webapp.url = "https://releases.mattermost.com/8.1.8/mattermost-8.1.8-linux-amd64.tar.gz";
+    mattermost-webapp.url = "https://releases.mattermost.com/8.1.9/mattermost-8.1.9-linux-amd64.tar.gz";
     mattermost-webapp.flake = false;
-    mattermost-server.url = "github:mattermost/mattermost-server?ref=v8.1.8";
+    mattermost-server.url = "github:mattermost/mattermost-server?ref=v8.1.9";
     mattermost-server.flake = false;
 
     nixpkgs.url = "nixpkgs/nixos-23.11";
diff --git a/pkgs/mattermost.nix b/pkgs/mattermost.nix
index 57d2fd8..35bacca 100644
--- a/pkgs/mattermost.nix
+++ b/pkgs/mattermost.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, fetchFromGitHub, buildGoModule, buildEnv, lib, sources }:
 
 let
-  version = "8.1.8";
+  version = "8.1.9";
 
   mattermost-server = buildGoModule rec {
     pname = "mattermost-server";
@@ -9,7 +9,7 @@ let
 
     src = "${sources.mattermost-server}/server";
 
-    vendorHash = "sha256-a2C+q24+UI0ZgSVI2JcsVDcNaSDLa4yckYqRVxbAl8M=";
+    vendorHash = "sha256-E5hW2/TlyE6Qnw50AQYUxOttW1FUPMCB6Ok0fQIqbUE=";
 
     subPackages = [ "cmd/mattermost" ];