diff --git a/pkgs/by-name/su/subtitleeditor/package.nix b/pkgs/by-name/su/subtitleeditor/package.nix
index eb4d1b777bb1..7676ad413f57 100644
--- a/pkgs/by-name/su/subtitleeditor/package.nix
+++ b/pkgs/by-name/su/subtitleeditor/package.nix
@@ -19,15 +19,15 @@
   wrapGAppsHook3,
 }:
 
-stdenv.mkDerivation {
+stdenv.mkDerivation (finalAttrs: {
   pname = "subtitleeditor";
-  version = "unstable-2019-11-30";
+  version = "0.55.0";
 
   src = fetchFromGitHub {
-    owner = "kitone";
+    owner = "subtitleeditor";
     repo = "subtitleeditor";
-    rev = "4c215f4cff4483c44361a2f1d45efc4c6670787f";
-    sha256 = "sha256-1Q1nd3GJ6iDGQv4SM2S1ehVW6kPdbqTn8KTtTb0obiQ=";
+    tag = finalAttrs.version;
+    hash = "sha256-jhKewfhJ97zxUPp1P2twmgNkMQa/hi2ZZZ8mOFcCOlQ=";
   };
 
   nativeBuildInputs = [
@@ -71,10 +71,10 @@ stdenv.mkDerivation {
       and refine existing subtitle. This program also shows sound waves, which
       makes it easier to synchronise subtitles to voices.
     '';
-    homepage = "http://kitone.github.io/subtitleeditor/";
+    homepage = "https://subtitleeditor.github.io/subtitleeditor/";
     license = lib.licenses.gpl3Plus;
     platforms = lib.platforms.linux;
     maintainers = [ lib.maintainers.plcplc ];
     mainProgram = "subtitleeditor";
   };
-}
+})