diff --git a/types/webpack/index.d.ts b/types/webpack/index.d.ts
index 819016f70d..31383129d7 100644
--- a/types/webpack/index.d.ts
+++ b/types/webpack/index.d.ts
@@ -642,7 +642,7 @@ declare namespace webpack {
             /** Sort the modules by a field */
             modulesSort?: string;
             /** Show dependencies and origin of warnings/errors */
-            moduleTrace?: number;
+            moduleTrace?: boolean;
             /** Add public path information */
             publicPath?: boolean;
             /** Add information about the reasons why modules are included */