diff --git a/src/autocomplete/powershell.ts b/src/autocomplete/powershell.ts
index 7bdd6112..a05774e9 100644
--- a/src/autocomplete/powershell.ts
+++ b/src/autocomplete/powershell.ts
@@ -288,7 +288,7 @@ Register-ArgumentCompleter -Native -CommandName ${
         // skip hidden flags
         if (f.hidden) continue
 
-        const flagSummary = this.sanitizeSummary(f.summary || f.description)
+        const flagSummary = this.sanitizeSummary(f.summary ?? f.description)
 
         if (f.type === 'option' && f.multiple) {
           flaghHashtables.push(