diff --git a/pkgs/applications/misc/clight/default.nix b/pkgs/applications/misc/clight/default.nix
index ed8767419d4..2502459af10 100644
--- a/pkgs/applications/misc/clight/default.nix
+++ b/pkgs/applications/misc/clight/default.nix
@@ -6,13 +6,13 @@
 
 stdenv.mkDerivation rec {
   pname = "clight";
-  version = "4.0";
+  version = "4.1";
 
   src = fetchFromGitHub {
     owner = "FedeDP";
     repo = "Clight";
     rev = version;
-    sha256 = "101fp9kwmfmfffpdvv41wf96kdjw0b16xk49g43w32a5wlr74zrq";
+    sha256 = "1j7va217g1k8lxl3lly13js8myf0shjc6knalq8q6lakc6j1mkxx";
   };
 
   # bash-completion.pc completionsdir=${bash-completion.out}