diff --git a/pkgs/development/tools/parsing/re2c/default.nix b/pkgs/development/tools/parsing/re2c/default.nix
index ce9941b2362b..d4b3e56ebe33 100644
--- a/pkgs/development/tools/parsing/re2c/default.nix
+++ b/pkgs/development/tools/parsing/re2c/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   name = "re2c-${version}";
-  version = "0.14.2";
+  version = "0.14.3";
 
   src = fetchurl {
     url    = "mirror://sourceforge/re2c/re2c/${version}/${name}.tar.gz";
-    sha256 = "0c0w5w1dp9v9d0a6smjbnk6zvfs77fx1xd7damap3x3sjxiyn0m7";
+    sha256 = "113yj5h38isfsjigqvb2j3ammfmxckgwyxmm0h4fyflzb7ghcs0w";
   };
 
   meta = {