diff --git a/pkgs/tools/misc/oppai-ng/default.nix b/pkgs/tools/misc/oppai-ng/default.nix
index 922ef65be24..ef464e7b755 100644
--- a/pkgs/tools/misc/oppai-ng/default.nix
+++ b/pkgs/tools/misc/oppai-ng/default.nix
@@ -4,13 +4,13 @@
 
 stdenv.mkDerivation rec {
   pname = "oppai-ng";
-  version = "3.3.0";
+  version = "4.0.0";
 
   src = fetchFromGitHub {
     owner = "Francesco149";
     repo = pname;
     rev = version;
-    sha256 = "0ymprwyv92pr58851wzryymhfznnpwcbg4m1yri0c9cyzvabwmfk";
+    sha256 = "sha256-fUtyQaHcNBmDs1BPbFGieKY/CFyETqBxYzzIXSERFJY=";
   };
 
   buildPhase = ''