diff --git a/pkgs/by-name/xn/xnec2c/package.nix b/pkgs/by-name/xn/xnec2c/package.nix
index ea2e3a0076ba..78873adc504f 100644
--- a/pkgs/by-name/xn/xnec2c/package.nix
+++ b/pkgs/by-name/xn/xnec2c/package.nix
@@ -16,13 +16,13 @@ assert (!blas.isILP64) && (!lapack.isILP64);
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "xnec2c";
-  version = "4.4.17";
+  version = "4.4.18";
 
   src = fetchFromGitHub {
     owner = "KJ7LNW";
     repo = "xnec2c";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-ZxKpClB5IBfcpIOJsGVSiZU8WGu/8Yzeru96uCKkCGQ=";
+    hash = "sha256-bmbSuk/bgjLVs6IOIYpOTdeDCYKTZbsCgMv57cLKsEw=";
   };
 
   nativeBuildInputs = [