diff --git a/pkgs/tools/misc/ncdu/default.nix b/pkgs/tools/misc/ncdu/default.nix
index 1cb71ce9dd67..330210269d57 100644
--- a/pkgs/tools/misc/ncdu/default.nix
+++ b/pkgs/tools/misc/ncdu/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   name = "ncdu-${version}";
-  version = "1.12";
+  version = "1.13";
 
   src = fetchurl {
     url = "http://dev.yorhel.nl/download/${name}.tar.gz";
-    sha256 = "16j9fyw73y1lk05a35i4q9i66laklgsx41lz5rxfr8m28x3lw3l2";
+    sha256 = "0ni56ymlii577src4dzfbrq1mznbf6i0nka4bvh2sb1971f2ingl";
   };
 
   buildInputs = [ ncurses ];