diff --git a/packages/cli/src/config/settingsSchema.ts b/packages/cli/src/config/settingsSchema.ts
index 36a5359352..ec23adb8f6 100644
--- a/packages/cli/src/config/settingsSchema.ts
+++ b/packages/cli/src/config/settingsSchema.ts
@@ -590,7 +590,7 @@ const SETTINGS_SCHEMA = {
         type: 'number',
         label: 'Compression Threshold',
         category: 'Model',
-        requiresRestart: false,
+        requiresRestart: true,
         default: 0.2 as number,
         description:
           'The fraction of context usage at which to trigger context compression (e.g. 0.2, 0.3).',