diff --git a/pkgs/applications/networking/avalanchego/default.nix b/pkgs/applications/networking/avalanchego/default.nix
index 87faa8ae0b64..afd2385fa5ba 100644
--- a/pkgs/applications/networking/avalanchego/default.nix
+++ b/pkgs/applications/networking/avalanchego/default.nix
@@ -7,16 +7,16 @@
 
 buildGoModule rec {
   pname = "avalanchego";
-  version = "1.11.8";
+  version = "1.11.9";
 
   src = fetchFromGitHub {
     owner = "ava-labs";
     repo = pname;
     rev = "v${version}";
-    hash = "sha256-lb0kjPvpjqHQ+DUdrQmaSIaxEdwsOq29RTe3zL25NQc=";
+    hash = "sha256-n6uRXueDq4rsuNdGNe8mbaHXszeNd5Nygq43p7XI9mM=";
   };
 
-  vendorHash = "sha256-CN+2+aOOPF7gouvp7lCfRIKA1quNCcrvzHg8lF6J4f8=";
+  vendorHash = "sha256-uTMkUARs8XWDmpI7NHu+7BmEPnutkUSmcis+8uDLUH4=";
   # go mod vendor has a bug, see: https://github.com/golang/go/issues/57529
   proxyVendor = true;