diff --git a/types/webpack/index.d.ts b/types/webpack/index.d.ts
index 581f443f51..e65f70fe07 100644
--- a/types/webpack/index.d.ts
+++ b/types/webpack/index.d.ts
@@ -1158,6 +1158,7 @@ declare namespace webpack {
         type Preset
             = boolean
             | 'errors-only'
+            | 'errors-warnings'
             | 'minimal'
             | 'none'
             | 'normal'