diff --git a/package.json b/package.json
index b06ee63..19eb5a0 100644
--- a/package.json
+++ b/package.json
@@ -134,7 +134,7 @@
     "typecheck:ui": "yarn test:ui --typecheck --mode=typecheck"
   },
   "dependencies": {
-    "@flex-development/mark": "1.0.0-alpha.9",
+    "@flex-development/mark": "1.0.0-alpha.12",
     "@flex-development/mark-util-character": "1.1.0",
     "@flex-development/mark-util-chunked": "1.0.0",
     "@flex-development/mark-util-symbol": "3.1.0",
diff --git a/yarn.lock b/yarn.lock
index f7c16ab..69a3d6f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1888,7 +1888,7 @@ __metadata:
     "@flex-development/export-regex": "npm:2.0.0"
     "@flex-development/grease": "npm:3.0.0-alpha.9"
     "@flex-development/import-regex": "npm:3.0.0"
-    "@flex-development/mark": "npm:1.0.0-alpha.9"
+    "@flex-development/mark": "npm:1.0.0-alpha.12"
     "@flex-development/mark-util-character": "npm:1.1.0"
     "@flex-development/mark-util-chunked": "npm:1.0.0"
     "@flex-development/mark-util-symbol": "npm:3.1.0"
@@ -1992,23 +1992,23 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@flex-development/mark@npm:1.0.0-alpha.3":
-  version: 1.0.0-alpha.3
-  resolution: "@flex-development/mark@npm:1.0.0-alpha.3"
+"@flex-development/mark@npm:1.0.0-alpha.12":
+  version: 1.0.0-alpha.12
+  resolution: "@flex-development/mark@npm:1.0.0-alpha.12"
   dependencies:
     "@flex-development/unist-util-types": "npm:1.6.1"
     "@types/unist": "npm:3.0.3"
-  checksum: 10/9c6f77135b4c37e1f1699b093cb374410db93230c411893c9ad7fab48b0fe3554c1af05d9352296ee1fbeb8e8d97ee27b44a30e396aab46c4d30fe993052d72a
+  checksum: 10/c96a84760f6171e29660485b4f719f85add4918c565538c9fc6fe175876469169ebab349f4f7f0dd03649facdb42287c66b8585c0c74fdf53d505688da10402f
   languageName: node
   linkType: hard
 
-"@flex-development/mark@npm:1.0.0-alpha.9":
-  version: 1.0.0-alpha.9
-  resolution: "@flex-development/mark@npm:1.0.0-alpha.9"
+"@flex-development/mark@npm:1.0.0-alpha.3":
+  version: 1.0.0-alpha.3
+  resolution: "@flex-development/mark@npm:1.0.0-alpha.3"
   dependencies:
     "@flex-development/unist-util-types": "npm:1.6.1"
     "@types/unist": "npm:3.0.3"
-  checksum: 10/990804f42cd310b55d5f2179acf4c98313432f0b93533fedfcecb3ed87dcc31f421014a428046435f13b5bbe3d156ac2daf000f815ce4530ebeabd0de1f3f08b
+  checksum: 10/9c6f77135b4c37e1f1699b093cb374410db93230c411893c9ad7fab48b0fe3554c1af05d9352296ee1fbeb8e8d97ee27b44a30e396aab46c4d30fe993052d72a
   languageName: node
   linkType: hard