diff --git a/packages/@vue/cli-service/generator/template/_gitignore b/packages/@vue/cli-service/generator/template/_gitignore
index fcccd19210..0623b09237 100644
--- a/packages/@vue/cli-service/generator/template/_gitignore
+++ b/packages/@vue/cli-service/generator/template/_gitignore
@@ -28,4 +28,4 @@ yarn-error.log*
 *.ntvs*
 *.njsproj
 *.sln
-*.sw*
+*.sw?