diff --git a/pkgs/development/libraries/cpp-hocon/default.nix b/pkgs/development/libraries/cpp-hocon/default.nix
index 01da4753b0e..00399616d9a 100644
--- a/pkgs/development/libraries/cpp-hocon/default.nix
+++ b/pkgs/development/libraries/cpp-hocon/default.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   pname = "cpp-hocon";
-  version = "0.2.2";
+  version = "0.3.0";
 
   src = fetchFromGitHub {
-    sha256 = "1c8zy4hi0182k0vfx5l8bjq1iv7lvvw1zi4vy3429s898rx7z3d3";
+    sha256 = "0b24anpwkmvbsn5klnr58vxksw00ci9pjhwzx7a61kplyhsaiydw";
     rev = version;
     repo = "cpp-hocon";
     owner = "puppetlabs";