diff --git a/pkgs/development/libraries/armadillo/default.nix b/pkgs/development/libraries/armadillo/default.nix
index 2eea7e2c0e9b..5f67eda61a20 100644
--- a/pkgs/development/libraries/armadillo/default.nix
+++ b/pkgs/development/libraries/armadillo/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "armadillo";
-  version = "11.2.4";
+  version = "11.4.0";
 
   src = fetchurl {
     url = "mirror://sourceforge/arma/armadillo-${version}.tar.xz";
-    sha256 = "sha256-3EyRlUqxFJC/ZNLfzFSoAvFDk8dWqNVFrBVe7v+n/ZM=";
+    sha256 = "sha256-AWUxFSwCcppgKqbxb0ujsEdXQNXBvSjTTt1yZPR2Rhw=";
   };
 
   nativeBuildInputs = [ cmake ];