diff --git a/pkgs/by-name/wh/whatsapp-for-mac/package.nix b/pkgs/by-name/wh/whatsapp-for-mac/package.nix
index 505ccdc3d044..51035aa11c27 100644
--- a/pkgs/by-name/wh/whatsapp-for-mac/package.nix
+++ b/pkgs/by-name/wh/whatsapp-for-mac/package.nix
@@ -10,13 +10,13 @@
 
 stdenvNoCC.mkDerivation (finalAttrs: {
   pname = "whatsapp-for-mac";
-  version = "2.25.22.79";
+  version = "2.26.9.17";
 
   src = fetchzip {
     extension = "zip";
     name = "WhatsApp.app";
-    url = "https://web.whatsapp.com/desktop/mac_native/release/?version=${finalAttrs.version}&extension=zip&configuration=Release&branch=relbranch";
-    hash = "sha256-LYjPMiXLD1U5ZNt/acBagrV2RS7U/OGMJ06mUFBluSQ=";
+    url = "https://web.whatsapp.com/desktop/mac_native/release/?version=${finalAttrs.version}&extension=zip&configuration=Release&branch=master";
+    hash = "sha256-bba22HBnIeio4M92mckiOa1IQpRUfx/I7OkfA4hO6rU=";
   };
 
   dontConfigure = true;
@@ -41,7 +41,7 @@ stdenvNoCC.mkDerivation (finalAttrs: {
       common-updater-scripts
     ];
     text = ''
-      url=$(curl --silent "https://web.whatsapp.com/desktop/mac_native/updates/?branch=relbranch&configuration=Release")
+      url=$(curl --silent "https://web.whatsapp.com/desktop/mac_native/updates/?branch=master&configuration=Release")
       version=$(echo "$url" | xmlstarlet sel -t -v "substring-before(substring-after(//enclosure/@url, 'version='), '&')")
       update-source-version whatsapp-for-mac "$version" --file=./pkgs/by-name/wh/whatsapp-for-mac/package.nix
     '';