diff --git a/pkgs/development/libraries/yyjson/default.nix b/pkgs/development/libraries/yyjson/default.nix
index 86a286ef2e2d..09992d24a496 100644
--- a/pkgs/development/libraries/yyjson/default.nix
+++ b/pkgs/development/libraries/yyjson/default.nix
@@ -6,13 +6,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "yyjson";
-  version = "0.8.0";
+  version = "0.9.0";
 
   src = fetchFromGitHub {
     owner = "ibireme";
     repo = "yyjson";
     rev = finalAttrs.version;
-    hash = "sha256-uAh/AUUDudQr+1+3YLkg9KxARgvKWxfDZlqo8388nFY=";
+    hash = "sha256-iRMjiaVnsTclcdzHjlFOTmJvX3VP4omJLC8AWA/EOZk=";
   };
 
   nativeBuildInputs = [