diff --git a/pkgs/by-name/op/open-webui/package.nix b/pkgs/by-name/op/open-webui/package.nix
index 48a18549f393..b7f4fc454b13 100644
--- a/pkgs/by-name/op/open-webui/package.nix
+++ b/pkgs/by-name/op/open-webui/package.nix
@@ -7,25 +7,25 @@
 }:
 let
   pname = "open-webui";
-  version = "0.3.18-unstable-2024-09-05";
+  version = "0.3.19";
 
   src = fetchFromGitHub {
     owner = "open-webui";
     repo = "open-webui";
-    rev = "c3271e84efc281dfed8c1e2d265cd24e1e5865e6";
-    hash = "sha256-yOLxpRgwTVPlQASzFqul+ap/s7Wx3uxf4xr+Xb2Nb7A=";
+    rev = "refs/tags/v${version}";
+    hash = "sha256-0POrTElR4oze9sypfsJrY8miBVK6JvHRDmzMhqntFA4=";
   };
 
   frontend = buildNpmPackage {
     inherit pname version src;
 
-    npmDepsHash = "sha256-BkjvMD1XxELzxiPZagYd0aEUsaAl338h5W9nvxxrJJg=";
+    npmDepsHash = "sha256-03F9Pz4RWoswdYh9lLEHtg5WitCsrG3JOa2S/RJDtZI=";
 
     # Disabling `pyodide:fetch` as it downloads packages during `buildPhase`
     # Until this is solved, running python packages from the browser will not work.
     postPatch = ''
       substituteInPlace package.json \
-        --replace-fail "npm run pyodide:fetch && vite build" "vite build" \
+        --replace-fail "npm run pyodide:fetch && vite build" "vite build"
     '';
 
     env.CYPRESS_INSTALL_BINARY = "0"; # disallow cypress from downloading binaries in sandbox