diff --git a/pkgs/development/libraries/oniguruma/default.nix b/pkgs/development/libraries/oniguruma/default.nix
index 684d6475c63..47a51b68d03 100644
--- a/pkgs/development/libraries/oniguruma/default.nix
+++ b/pkgs/development/libraries/oniguruma/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "onig-5.9.3";
+  name = "onig-5.9.4";
   
   src = fetchurl {
-    url = http://www.geocities.jp/kosako3/oniguruma/archive/onig-5.9.3.tar.gz;
-    sha256 = "0ahz0l64v2xv4jbh0w3q697xjff8jzdq2264h9jhwxl459msdfy3";
+    url = http://www.geocities.jp/kosako3/oniguruma/archive/onig-5.9.4.tar.gz;
+    sha256 = "15q62c2id918fj2i7xbdrcc79xrdafdc75lhhld98rgq3y8j30lq";
   };
   
   meta = {