diff --git a/blocksuite/framework/block-std/package.json b/blocksuite/framework/block-std/package.json
index b8d8dcb064866..c1795ea3b0595 100644
--- a/blocksuite/framework/block-std/package.json
+++ b/blocksuite/framework/block-std/package.json
@@ -20,6 +20,7 @@
     "@lit/context": "^1.1.2",
     "@preact/signals-core": "^1.8.0",
     "@types/hast": "^3.0.4",
+    "dompurify": "^3.1.6",
     "fractional-indexing": "^3.2.0",
     "lib0": "^0.2.97",
     "lit": "^3.2.0",
diff --git a/yarn.lock b/yarn.lock
index 97ae6bbeaac5f..1df85624e949a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3414,6 +3414,7 @@ __metadata:
     "@lit/context": "npm:^1.1.2"
     "@preact/signals-core": "npm:^1.8.0"
     "@types/hast": "npm:^3.0.4"
+    dompurify: "npm:^3.1.6"
     fractional-indexing: "npm:^3.2.0"
     lib0: "npm:^0.2.97"
     lit: "npm:^3.2.0"