diff --git a/languages.toml b/languages.toml
index c84a62b0521e..311ef689cbd7 100644
--- a/languages.toml
+++ b/languages.toml
@@ -2162,6 +2162,7 @@ name = "hosts"
 scope = "source.hosts"
 file-types = ["hosts"]
 roots = []
+comment-token = "#"
 
 [[grammar]]
 name = "hosts"