diff --git a/patches/167490.patch b/patches/167490.patch
deleted file mode 100644
index b4aecef0..00000000
--- a/patches/167490.patch
+++ /dev/null
@@ -1,110 +0,0 @@
-From efcf757b645494653d7fe8bc443111dd98e730fc Mon Sep 17 00:00:00 2001
-From: Charlotte Van Petegem <charlotte.vanpetegem@ugent.be>
-Date: Wed, 6 Apr 2022 09:42:41 +0200
-Subject: [PATCH] matrix-appservice-slack: 1.10.0 -> 1.11.0
-
----
- .../matrix-appservice-slack/default.nix       |  4 ++--
- .../generate-dependencies.sh                  |  6 ++---
- .../matrix-appservice-slack/node-packages.nix | 22 +++++++++----------
- 3 files changed, 16 insertions(+), 16 deletions(-)
-
-diff --git a/pkgs/servers/matrix-synapse/matrix-appservice-slack/default.nix b/pkgs/servers/matrix-synapse/matrix-appservice-slack/default.nix
-index eb3d82e14d0b4..a00d983e91bb5 100644
---- a/pkgs/servers/matrix-synapse/matrix-appservice-slack/default.nix
-+++ b/pkgs/servers/matrix-synapse/matrix-appservice-slack/default.nix
-@@ -3,8 +3,8 @@ let
-   src = fetchFromGitHub {
-     owner = "matrix-org";
-     repo = "matrix-appservice-slack";
--    rev = "1.10.0";
--    sha256 = "WnonduUhhrxCMuXOgLk8voNnn+f6R5CsJ7VKpEmGwzk=";
-+    rev = "1.11.0";
-+    sha256 = "U1EHL1ZwcpCXA9sjya6ry/3Q+gwdQWPUDFN+wp1qjrg=";
-   };
- 
-   nodePackages = import ./node-composition.nix {
-diff --git a/pkgs/servers/matrix-synapse/matrix-appservice-slack/generate-dependencies.sh b/pkgs/servers/matrix-synapse/matrix-appservice-slack/generate-dependencies.sh
-index 2503d6d7ef353..1fceed1c72c1c 100755
---- a/pkgs/servers/matrix-synapse/matrix-appservice-slack/generate-dependencies.sh
-+++ b/pkgs/servers/matrix-synapse/matrix-appservice-slack/generate-dependencies.sh
-@@ -1,9 +1,9 @@
- #!/usr/bin/env nix-shell
- #! nix-shell -i bash -p nodePackages.node2nix
- 
--# Download package.json and package-lock.json from the v1.10.0 release
--curl https://raw.githubusercontent.com/matrix-org/matrix-appservice-slack/1.10.0/package.json -o package.json
--curl https://raw.githubusercontent.com/matrix-org/matrix-appservice-slack/1.10.0/package-lock.json -o package-lock.json
-+# Download package.json and package-lock.json from the v1.11.0 release
-+curl https://raw.githubusercontent.com/matrix-org/matrix-appservice-slack/1.11.0/package.json -o package.json
-+curl https://raw.githubusercontent.com/matrix-org/matrix-appservice-slack/1.11.0/package-lock.json -o package-lock.json
- 
- node2nix \
-   --nodejs-12 \
-diff --git a/pkgs/servers/matrix-synapse/matrix-appservice-slack/node-packages.nix b/pkgs/servers/matrix-synapse/matrix-appservice-slack/node-packages.nix
-index dc0bd7b052bf1..6bc864cd1089d 100644
---- a/pkgs/servers/matrix-synapse/matrix-appservice-slack/node-packages.nix
-+++ b/pkgs/servers/matrix-synapse/matrix-appservice-slack/node-packages.nix
-@@ -762,13 +762,13 @@ let
-         sha512 = "ut5vewkiu8jjGBdqpM44XxjuCjq9LAKeHVmoVfHVzy8eHgxxq8SbAVQNovDA8mVi05kP0Ea/n/UzcSHcTJQfNg==";
-       };
-     };
--    "axios-0.24.0" = {
-+    "axios-0.26.0" = {
-       name = "axios";
-       packageName = "axios";
--      version = "0.24.0";
-+      version = "0.26.0";
-       src = fetchurl {
--        url = "https://registry.npmjs.org/axios/-/axios-0.24.0.tgz";
--        sha512 = "Q6cWsys88HoPgAaFAVUb0WpPk0O8iTeisR9IMqy9G8AbO4NlpVknrnQS03zzF9PGAWgO3cgletO3VjV/P7VztA==";
-+        url = "https://registry.npmjs.org/axios/-/axios-0.26.0.tgz";
-+        sha512 = "lKoGLMYtHvFrPVt3r+RBMp9nh34N0M8zEfCWqdWZx6phynIEhQqAdydpyBAAG211zlhX9Rgu08cOamy6XjE5Og==";
-       };
-     };
-     "balanced-match-1.0.2" = {
-@@ -1959,13 +1959,13 @@ let
-         sha512 = "GRnmB5gPyJpAhTQdSZTSp9uaPSvl09KoYcMQtsB9rQoOmzs9dH6ffeccH+Z+cv6P68Hu5bC6JjRh4Ah/mHSNRw==";
-       };
-     };
--    "follow-redirects-1.14.4" = {
-+    "follow-redirects-1.14.8" = {
-       name = "follow-redirects";
-       packageName = "follow-redirects";
--      version = "1.14.4";
-+      version = "1.14.8";
-       src = fetchurl {
--        url = "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.14.4.tgz";
--        sha512 = "zwGkiSXC1MUJG/qmeIFH2HBJx9u0V46QGUe3YR1fXG8bXQxq7fLj0RjLZQ5nubr9qNJUZrH+xUcwXEoXNpfS+g==";
-+        url = "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.14.8.tgz";
-+        sha512 = "1x0S9UVJHsQprFcEC/qnNzBLcIxsjAV905f/UkQxbclCsoTWlacCNOpQa/anodLl2uaEKFhfWOvM2Qg77+15zA==";
-       };
-     };
-     "forever-agent-0.6.1" = {
-@@ -4771,7 +4771,7 @@ let
-   args = {
-     name = "matrix-appservice-slack";
-     packageName = "matrix-appservice-slack";
--    version = "1.10.0";
-+    version = "1.11.0";
-     src = ./.;
-     dependencies = [
-       sources."@alloc/quick-lru-5.2.0"
-@@ -4895,7 +4895,7 @@ let
-       sources."asynckit-0.4.0"
-       sources."aws-sign2-0.7.0"
-       sources."aws4-1.11.0"
--      sources."axios-0.24.0"
-+      sources."axios-0.26.0"
-       sources."balanced-match-1.0.2"
-       sources."base-x-3.0.9"
-       sources."base64-js-1.5.1"
-@@ -5059,7 +5059,7 @@ let
-       sources."flat-cache-3.0.4"
-       sources."flatted-3.1.1"
-       sources."fn.name-1.1.0"
--      sources."follow-redirects-1.14.4"
-+      sources."follow-redirects-1.14.8"
-       sources."forever-agent-0.6.1"
-       sources."form-data-2.5.1"
-       sources."forwarded-0.1.2"