diff --git a/crates/vite_task_graph/src/config/mod.rs b/crates/vite_task_graph/src/config/mod.rs
index b70b1650..dc51fc83 100644
--- a/crates/vite_task_graph/src/config/mod.rs
+++ b/crates/vite_task_graph/src/config/mod.rs
@@ -397,6 +397,8 @@ pub const DEFAULT_UNTRACKED_ENV: &[&str] = &[
     "COMPOSE_*",
     // Playwright specific
     "PLAYWRIGHT_*",
+    // Vite+ internal (not fingerprinted — internal state, not build-affecting)
+    "VP_*",
     // Token patterns
     "*_TOKEN",
 ];