diff --git a/.gitignore b/.gitignore
index 23b3547..44f3cbf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,4 @@
-## Ignore Visual Studio temporary files, build results, and
+## Ignore Visual Studio temporary files, build results, and
 ## files generated by popular Visual Studio add-ons.
 ##
 ## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore
@@ -388,6 +388,7 @@ siv3d.a
 Screenshot/
 AS_DEBUG/
 [Ee]xample/
+[Ee]ngine/
 
 ## include/
 ## lib/