diff --git a/src/server.ts b/src/server.ts
index 3ece061..8698e5e 100644
--- a/src/server.ts
+++ b/src/server.ts
@@ -206,6 +206,11 @@ async function start() {
       root: path.join(__dirname, "..", "dist-client"),
       prefix: "/",
       wildcard: false,
+      // The plugin's own Cache-Control management must be OFF or it
+      // overwrites the setHeaders values below with "public, max-age=0"
+      // (README: "To provide a custom Cache-Control header, set this option
+      // to false"). ETags stay on, so no-cache still revalidates cheaply.
+      cacheControl: false,
       // Deploy-skew caching contract (per the Vite deploy guide):
       // - /assets/* names are content-hashed → safe to cache forever
       //   (a changed file always gets a NEW name, so "immutable" is correct).