diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 28e598fbd1..f1da61c212 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -11,7 +11,7 @@
         "@gatsbyjs/reach-router": "1.3.9",
         "@seafile/react-image-lightbox": "2.0.2",
         "@seafile/resumablejs": "1.1.16",
-        "@seafile/sdoc-editor": "0.1.20",
+        "@seafile/sdoc-editor": "0.1.21",
         "@seafile/seafile-calendar": "0.0.12",
         "@seafile/seafile-editor": "0.3.132",
         "@seafile/slate-react": "0.54.13",
@@ -5198,9 +5198,9 @@
       "license": "MIT"
     },
     "node_modules/@seafile/sdoc-editor": {
-      "version": "0.1.20",
-      "resolved": "https://registry.npmjs.org/@seafile/sdoc-editor/-/sdoc-editor-0.1.20.tgz",
-      "integrity": "sha512-heGCFgcIxnN5oR5S2m/YzWDR5UHa6NKu/gyT+qjCPOIC9rroOTyDvTrEAOPpY8tPEsxKSPh9CSrawoZ35qB2Wg==",
+      "version": "0.1.21",
+      "resolved": "https://registry.npmjs.org/@seafile/sdoc-editor/-/sdoc-editor-0.1.21.tgz",
+      "integrity": "sha512-H5rZf+K67lO+E+rHWeim76pL56U7WHyKbz1rqyhyvnCy3spfc3DfYVWaFm0qPrhRZN26cdbeGRS5MrsXwT/77w==",
       "dependencies": {
         "@seafile/react-image-lightbox": "2.0.2",
         "@seafile/slate": "0.91.8",
@@ -33253,9 +33253,9 @@
       "version": "1.1.16"
     },
     "@seafile/sdoc-editor": {
-      "version": "0.1.20",
-      "resolved": "https://registry.npmjs.org/@seafile/sdoc-editor/-/sdoc-editor-0.1.20.tgz",
-      "integrity": "sha512-heGCFgcIxnN5oR5S2m/YzWDR5UHa6NKu/gyT+qjCPOIC9rroOTyDvTrEAOPpY8tPEsxKSPh9CSrawoZ35qB2Wg==",
+      "version": "0.1.21",
+      "resolved": "https://registry.npmjs.org/@seafile/sdoc-editor/-/sdoc-editor-0.1.21.tgz",
+      "integrity": "sha512-H5rZf+K67lO+E+rHWeim76pL56U7WHyKbz1rqyhyvnCy3spfc3DfYVWaFm0qPrhRZN26cdbeGRS5MrsXwT/77w==",
       "requires": {
         "@seafile/react-image-lightbox": "2.0.2",
         "@seafile/slate": "0.91.8",
diff --git a/frontend/package.json b/frontend/package.json
index 43f6130651..741a36aa1f 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -6,7 +6,7 @@
     "@gatsbyjs/reach-router": "1.3.9",
     "@seafile/react-image-lightbox": "2.0.2",
     "@seafile/resumablejs": "1.1.16",
-    "@seafile/sdoc-editor": "0.1.20",
+    "@seafile/sdoc-editor": "0.1.21",
     "@seafile/seafile-calendar": "0.0.12",
     "@seafile/seafile-editor": "0.3.132",
     "@seafile/slate-react": "0.54.13",