diff --git a/pkgs/applications/window-managers/picom/default.nix b/pkgs/applications/window-managers/picom/default.nix
index 32eee9df0d83..20e29938d0c3 100644
--- a/pkgs/applications/window-managers/picom/default.nix
+++ b/pkgs/applications/window-managers/picom/default.nix
@@ -32,13 +32,13 @@
 
 stdenv.mkDerivation rec {
   pname = "picom";
-  version = "8.2";
+  version = "9";
 
   src = fetchFromGitHub {
     owner = "yshui";
     repo = "picom";
     rev = "v${version}";
-    sha256 = "0gjksayz2xpmgglvw17ppsan2imrd1fijs579kbf27xwp503xgfl";
+    sha256 = "sha256-ym4fWOcZFlHkLUQEanC+thQLbPial7ZNzxfCWSlweWg=";
     fetchSubmodules = true;
   };