diff --git a/pkgs/development/libraries/libconfig/default.nix b/pkgs/development/libraries/libconfig/default.nix
index 03b7b2cfb928..70a882ff15c1 100644
--- a/pkgs/development/libraries/libconfig/default.nix
+++ b/pkgs/development/libraries/libconfig/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   name = "libconfig-${version}";
-  version = "1.4.8";
+  version = "1.4.9";
 
   src = fetchurl {
     url = "http://www.hyperrealm.com/libconfig/${name}.tar.gz";
-    sha256 = "1v817hy9y416i64ly17xdmgrn62qwj225wqakdzqr2j3pygm1c8q";
+    sha256 = "0h9h8xjd36lky2r8jyc6hw085xwpslf0x6wyjvi960g6aa99gj09";
   };
 
   meta = with stdenv.lib; {