diff --git a/pkgs/development/libraries/gdbm/default.nix b/pkgs/development/libraries/gdbm/default.nix
index 71b65131015a..de77b4c99b8b 100644
--- a/pkgs/development/libraries/gdbm/default.nix
+++ b/pkgs/development/libraries/gdbm/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "gdbm-1.12";
+  name = "gdbm-1.13";
 
   src = fetchurl {
     url = "mirror://gnu/gdbm/${name}.tar.gz";
-    sha256 = "1smwz4x5qa4js0zf1w3asq6z7mh20zlgwbh2bk5dczw6xrk22yyr";
+    sha256 = "0lx201q20dvc70f8a3c9s7s18z15inlxvbffph97ngvrgnyjq9cx";
   };
 
   doCheck = true;