diff --git a/package.json b/package.json
index c6ae7ba2d0..13c22d7609 100644
--- a/package.json
+++ b/package.json
@@ -214,7 +214,7 @@
     "lint-staged": "^13.1.1",
     "lit-analyzer": "^1.2.1",
     "lodash.template": "^4.5.0",
-    "magic-string": "^0.25.7",
+    "magic-string": "^0.29.0",
     "map-stream": "^0.0.7",
     "merge-stream": "^2.0.0",
     "mocha": "^10.2.0",
diff --git a/yarn.lock b/yarn.lock
index 325bcae8e4..23e74b18a5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1838,7 +1838,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@jridgewell/sourcemap-codec@npm:1.4.14, @jridgewell/sourcemap-codec@npm:^1.4.10":
+"@jridgewell/sourcemap-codec@npm:1.4.14, @jridgewell/sourcemap-codec@npm:^1.4.10, @jridgewell/sourcemap-codec@npm:^1.4.13":
   version: 1.4.14
   resolution: "@jridgewell/sourcemap-codec@npm:1.4.14"
   checksum: 61100637b6d173d3ba786a5dff019e1a74b1f394f323c1fee337ff390239f053b87266c7a948777f4b1ee68c01a8ad0ab61e5ff4abb5a012a0b091bec391ab97
@@ -9665,7 +9665,7 @@ fsevents@^1.2.7:
     lit: ^2.6.1
     lit-analyzer: ^1.2.1
     lodash.template: ^4.5.0
-    magic-string: ^0.25.7
+    magic-string: ^0.29.0
     map-stream: ^0.0.7
     marked: ^4.2.12
     memoize-one: ^6.0.0
@@ -11602,6 +11602,15 @@ fsevents@^1.2.7:
   languageName: node
   linkType: hard
 
+"magic-string@npm:^0.29.0":
+  version: 0.29.0
+  resolution: "magic-string@npm:0.29.0"
+  dependencies:
+    "@jridgewell/sourcemap-codec": ^1.4.13
+  checksum: 19e5398fcfc44804917127c72ad622c68a19a0a10cbdb8d4f9f9417584a087fe9e117140bfb2463d86743cf1ed9cf4182ae0b0ad1a7536f7fdda257ee4449ffb
+  languageName: node
+  linkType: hard
+
 "make-dir@npm:^3.0.2":
   version: 3.1.0
   resolution: "make-dir@npm:3.1.0"