diff --git a/pkgs/by-name/co/cosmic-launcher/package.nix b/pkgs/by-name/co/cosmic-launcher/package.nix
index 58dd4db3aa97..d2c015b3f847 100644
--- a/pkgs/by-name/co/cosmic-launcher/package.nix
+++ b/pkgs/by-name/co/cosmic-launcher/package.nix
@@ -15,17 +15,17 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "cosmic-launcher";
-  version = "1.0.0-alpha.1";
+  version = "1.0.0-alpha.4";
 
   src = fetchFromGitHub {
     owner = "pop-os";
     repo = pname;
     rev = "epoch-${version}";
-    hash = "sha256-LzTVtXyNgaVKyARmrmb6YUi4dWa20EwM1SYMlnawtzk=";
+    hash = "sha256-rx2FrRSiW5UQLEUtNbQ5JEoTR9djQEtY3eOxR2IqkU4=";
   };
 
   useFetchCargoVendor = true;
-  cargoHash = "sha256-bHJUsXHnPH6aV2vTQv1Cdx+p4/Pplg6HMguw5BK9qJ8=";
+  cargoHash = "sha256-gvrqomChaMv3u1pVUoGUkXw66Gr2wjkxNQIbrcbJrdY=";
 
   nativeBuildInputs = [
     just