diff --git a/pkgs/by-name/tt/ttl/package.nix b/pkgs/by-name/tt/ttl/package.nix
index 9414fbbf0929..a987fc3d23e6 100644
--- a/pkgs/by-name/tt/ttl/package.nix
+++ b/pkgs/by-name/tt/ttl/package.nix
@@ -27,6 +27,9 @@ rustPlatform.buildRustPackage (finalAttrs: {
 
   doInstallCheck = true;
 
+  # opt ouf of default features to deselect the update-check feature
+  buildNoDefaultFeatures = true;
+
   postInstall = ''
     installShellCompletion --cmd ttl \
       --bash <($out/bin/ttl --completions bash) \