diff --git a/pkgs/development/libraries/armadillo/default.nix b/pkgs/development/libraries/armadillo/default.nix
index fcc64989606e..b0f0682b5230 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 = "10.5.3";
+  version = "10.6.1";
 
   src = fetchurl {
     url = "mirror://sourceforge/arma/armadillo-${version}.tar.xz";
-    sha256 = "sha256-5sUdjVKm94ucZFn2mGE1CT4O5wWmdDBxEPYXXyzV7jc=";
+    sha256 = "sha256-HQbDI31lx7xGHqEvT9/YtaabapZbSQCucJYM6SCIF58=";
   };
 
   nativeBuildInputs = [ cmake ];