1 files changed, 3 insertions, 0 deletions

diff --git a/editors/code/package.json b/editors/code/package.json
index 44cb0971e..b8a2182f0 100644
--- a/editors/code/package.json
+++ b/editors/code/package.json
@@ -623,6 +623,9 @@
                     ],
                     "formatSpecifier": [
                         "punctuation.section.embedded.rust"
+                    ],
+                    "*.mutable": [
+                        "markup.underline"
                     ]
                 }
             }