diff --git a/pkgs/by-name/ar/armadillo/package.nix b/pkgs/by-name/ar/armadillo/package.nix
index da683dc7bfbb..124b54848d6c 100644
--- a/pkgs/by-name/ar/armadillo/package.nix
+++ b/pkgs/by-name/ar/armadillo/package.nix
@@ -11,11 +11,11 @@
 
 stdenv.mkDerivation rec {
   pname = "armadillo";
-  version = "14.2.2";
+  version = "14.4.0";
 
   src = fetchurl {
     url = "mirror://sourceforge/arma/armadillo-${version}.tar.xz";
-    hash = "sha256-MFTI5j2zq98aXI+f235rStgz+bz7WDJMD/ht4HhMcOA=";
+    hash = "sha256-AjJC/VkHHZjHX7AV/TKTySETLcOb9G0iHUsFmq6NefQ=";
   };
 
   nativeBuildInputs = [ cmake ];