diff --git a/scripts/verify-static-output.ts b/scripts/verify-static-output.ts
index 3ebe83d..f333ba1 100644
--- a/scripts/verify-static-output.ts
+++ b/scripts/verify-static-output.ts
@@ -281,6 +281,20 @@ assert(
   'static output is missing generated documents'
 );
 
+for (const output of [dist, resolve(root, '.askr/client')]) {
+  if (!existsSync(output)) {
+    errors.push(`${output} is missing`);
+    continue;
+  }
+  const sourceMaps = readdirSync(output, { recursive: true }).filter((file) =>
+    String(file).endsWith('.map')
+  );
+  assert(
+    sourceMaps.length === 0,
+    `${output} must not publish source maps: ${sourceMaps.join(', ')}`
+  );
+}
+
 if (errors.length) {
   console.error(
     `Static output verification failed:\n${errors.map((error) => `- ${error}`).join('\n')}`
diff --git a/vite.config.ts b/vite.config.ts
index ea78f58..3c71e89 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -21,7 +21,7 @@ export default function config(): UserConfig {
     build: {
       outDir: '.askr/client',
       emptyOutDir: true,
-      sourcemap: true,
+      sourcemap: false,
     },
   };
 }