diff --git a/pkgs/os-specific/linux/klibc/default.nix b/pkgs/os-specific/linux/klibc/default.nix
index 36128a081a24..3a044cf9d84d 100644
--- a/pkgs/os-specific/linux/klibc/default.nix
+++ b/pkgs/os-specific/linux/klibc/default.nix
@@ -9,11 +9,11 @@ in
 
 stdenv.mkDerivation rec {
   pname = "klibc";
-  version = "2.0.12";
+  version = "2.0.13";
 
   src = fetchurl {
     url = "mirror://kernel/linux/libs/klibc/2.0/klibc-${version}.tar.xz";
-    hash = "sha256-cfgWoNOr46uotGMZrlyhR+eno4QBs/XiYgJfTcCMR10=";
+    hash = "sha256-1nOilPdC1ZNoIi/1w4Ri2BCYxVBjeZ3m+4p7o9SvBDY=";
   };
 
   patches = [ ./no-reinstall-kernel-headers.patch ];