diff --git a/pkgs/os-specific/linux/rtl8821cu/default.nix b/pkgs/os-specific/linux/rtl8821cu/default.nix
index 35b068fd8d0..d8518630107 100644
--- a/pkgs/os-specific/linux/rtl8821cu/default.nix
+++ b/pkgs/os-specific/linux/rtl8821cu/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "rtl8821cu";
-  version = "${kernel.version}-unstable-2022-12-07";
+  version = "${kernel.version}-unstable-2023-04-28";
 
   src = fetchFromGitHub {
     owner = "morrownr";
-    repo = "8821cu-20210118";
-    rev = "7b8c45a270454f05e2dbf3beeb4afcf817db65da";
-    hash = "sha256-Dg+At0iHvi4pl8umhQyml1bODhkeK8YWYpEckqqzNcQ=";
+    repo = "8821cu-20210916";
+    rev = "e49409f22ceea0d5b5ef431e6170580028b84c9d";
+    hash = "sha256-mElZRr4RkRFiraBM8BxT8yesYgvDaj6xP+9T3P+0Ns4=";
   };
 
   hardeningDisable = [ "pic" ];