diff --git a/patches/143404.patch b/patches/143404.patch
new file mode 100644
index 00000000..6e914ea7
--- /dev/null
+++ b/patches/143404.patch
@@ -0,0 +1,35 @@
+From 5e447cfae55b7083baeb78fd6c941bf0b2d7746f Mon Sep 17 00:00:00 2001
+From: Charlotte Van Petegem <charlotte.vanpetegem@ugent.be>
+Date: Thu, 28 Oct 2021 17:17:54 +0200
+Subject: [PATCH] mautrix-whatsapp: 0.1.8 -> 0.1.9
+
+---
+ pkgs/servers/mautrix-whatsapp/default.nix | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/pkgs/servers/mautrix-whatsapp/default.nix b/pkgs/servers/mautrix-whatsapp/default.nix
+index c2f9e206e9cb..70684b767c58 100644
+--- a/pkgs/servers/mautrix-whatsapp/default.nix
++++ b/pkgs/servers/mautrix-whatsapp/default.nix
+@@ -2,18 +2,18 @@
+ 
+ buildGoModule rec {
+   pname = "mautrix-whatsapp";
+-  version = "0.1.8";
++  version = "0.1.9";
+ 
+   src = fetchFromGitHub {
+     owner = "mautrix";
+     repo = "whatsapp";
+     rev = "v${version}";
+-    sha256 = "bFuJa4pKwqQmpJDqYwA97CjrTeQ1Q8V/pNqD0ff6x/U=";
++    sha256 = "DKW54bxhohvtz71zqFi4ZacK1pVys6aR5B9naD7PYPk=";
+   };
+ 
+   buildInputs = [ olm ];
+ 
+-  vendorSha256 = "NTORR0ixVozUllWlGziTUSJNy1zHoPWQMZbmPUchpQ0=";
++  vendorSha256 = "Y9mUl7fWZiXBEEDX3w2HXMlQKJntv16WeQC1bQQ7hHs=";
+ 
+   doCheck = false;
+