diff --git a/.gitignore b/.gitignore
index d5470cfce5d5..f721dfe0751f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -163,7 +163,8 @@ tps_result.json
 # Ignore files created when running a reftest.
 lextab.py
 
-# Ignore Visual Studio Code workspace files.
+# Ignore Visual Studio/Visual Studio Code workspace files.
+.vs/
 .vscode/
 !.vscode/extensions.json
 !.vscode/tasks.json
diff --git a/.hgignore b/.hgignore
index 5dff49ad47b3..8ae84ca3a3e2 100644
--- a/.hgignore
+++ b/.hgignore
@@ -191,7 +191,8 @@ _OPT\.OBJ/
 tps\.log
 tps_result\.json
 
-# Ignore Visual Studio Code workspace files.
+# Ignore Visual Studio/Visual Studio Code workspace files.
+\.vs/
 \.vscode/(?!extensions\.json|tasks\.json)
 
 # https://bz.mercurial-scm.org/show_bug.cgi?id=5322