diff --git a/pkgs/development/libraries/armadillo/default.nix b/pkgs/development/libraries/armadillo/default.nix
index 43fa2027cc81..6277ec4f87e3 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 = "11.2.2";
+  version = "11.2.3";
 
   src = fetchurl {
     url = "mirror://sourceforge/arma/armadillo-${version}.tar.xz";
-    sha256 = "sha256-1AHZmkImwoxb+9nUMB8LM/4sgAyoZavgDNnFk+OTpic=";
+    sha256 = "sha256-TC6XzmBwf8HzSPRPevDLbSRm0KrQ0OpL9dXcGA5sukE=";
   };
 
   nativeBuildInputs = [ cmake ];