diff --git a/packages/next/src/server/config-shared.ts b/packages/next/src/server/config-shared.ts
index 31a66f85be276..3c3c46690e10c 100644
--- a/packages/next/src/server/config-shared.ts
+++ b/packages/next/src/server/config-shared.ts
@@ -165,7 +165,7 @@ export interface ExperimentalConfig {
   deploymentId?: string
   logging?: {
     level?: 'verbose'
-    fullUrl?: false
+    fullUrl?: boolean
   }
   appDocumentPreloading?: boolean
   strictNextHead?: boolean