diff --git a/patches/173363.patch b/patches/173363.patch
new file mode 100644
index 00000000..95a9183b
--- /dev/null
+++ b/patches/173363.patch
@@ -0,0 +1,58 @@
+From 36684377024b22c0cab2690623b408077f6db83a Mon Sep 17 00:00:00 2001
+From: Charlotte Van Petegem <charlotte.vanpetegem@ugent.be>
+Date: Tue, 17 May 2022 09:59:17 +0200
+Subject: [PATCH 1/2] mautrix-whatsapp: 0.3.1 -> 0.4.0
+
+https://github.com/mautrix/whatsapp/releases/tag/v0.4.0
+---
+ 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 b20bd236c85d9..764100ca51f16 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 = "0.3.1";
++  version = "0.4.0";
+ 
+   src = fetchFromGitHub {
+     owner = "mautrix";
+     repo = "whatsapp";
+     rev = "v${version}";
+-    sha256 = "adsGPVG/EwpzOqhFJvn3anjTXwGY27a7Bc4NNkBeqJk=";
++    sha256 = "2F0smK2L9Xj3/65j7vwwGT1OLxcTqkImpn16wB5rWDw=";
+   };
+ 
+   buildInputs = [ olm ];
+ 
+-  vendorSha256 = "WT8oDtmUFrqfNK/RnEv8+jpGuQEGt+ppjtmcfUGYZv0=";
++  vendorSha256 = "Xv+3dJLOHnOjTp5vDbejmkO/NoDQlWxl0KaMx1C3ch0=";
+ 
+   doCheck = false;
+ 
+
+From 9d4a9f13969c93d30744c23221da0e5229253ff4 Mon Sep 17 00:00:00 2001
+From: Charlotte Van Petegem <charlotte.vanpetegem@ugent.be>
+Date: Tue, 17 May 2022 09:59:52 +0200
+Subject: [PATCH 2/2] mautrix-whatsapp: add myself as a maintainer
+
+---
+ pkgs/servers/mautrix-whatsapp/default.nix | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/pkgs/servers/mautrix-whatsapp/default.nix b/pkgs/servers/mautrix-whatsapp/default.nix
+index 764100ca51f16..35006f79782ae 100644
+--- a/pkgs/servers/mautrix-whatsapp/default.nix
++++ b/pkgs/servers/mautrix-whatsapp/default.nix
+@@ -21,6 +21,6 @@ buildGoModule rec {
+     homepage = "https://github.com/tulir/mautrix-whatsapp";
+     description = "Matrix <-> Whatsapp hybrid puppeting/relaybot bridge";
+     license = licenses.agpl3Plus;
+-    maintainers = with maintainers; [ vskilet ma27 ];
++    maintainers = with maintainers; [ vskilet ma27 chvp ];
+   };
+ }