diff --git a/docs/package.json b/docs/package.json
index a974ef04..5cba929b 100644
--- a/docs/package.json
+++ b/docs/package.json
@@ -33,7 +33,7 @@
     "y-prosemirror": "^1.0.7",
     "y-webrtc": "^10.1.7",
     "y-websocket": "^1.3.11",
-    "yjs": "^13.5.3"
+    "yjs": "^13.5.4"
   },
   "devDependencies": {
     "@babel/plugin-proposal-class-properties": "^7.13.0",
diff --git a/packages/core/package.json b/packages/core/package.json
index adccb3b3..5707c143 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -38,7 +38,7 @@
     "prosemirror-model": "^1.13.3",
     "prosemirror-schema-list": "^1.1.4",
     "prosemirror-state": "^1.3.4",
-    "prosemirror-transform": "^1.2.12",
+    "prosemirror-transform": "^1.3.1",
     "prosemirror-view": "^1.18.2"
   }
 }
diff --git a/packages/extension-dropcursor/package.json b/packages/extension-dropcursor/package.json
index a201aa0c..57bb47ec 100644
--- a/packages/extension-dropcursor/package.json
+++ b/packages/extension-dropcursor/package.json
@@ -26,6 +26,6 @@
   },
   "dependencies": {
     "@types/prosemirror-dropcursor": "^1.0.1",
-    "prosemirror-dropcursor": "^1.3.3"
+    "prosemirror-dropcursor": "^1.3.4"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 1f2291fe..6e27f103 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -11658,10 +11658,10 @@ prosemirror-commands@^1.1.7:
     prosemirror-state "^1.0.0"
     prosemirror-transform "^1.0.0"
 
-prosemirror-dropcursor@^1.3.3:
-  version "1.3.3"
-  resolved "https://registry.yarnpkg.com/prosemirror-dropcursor/-/prosemirror-dropcursor-1.3.3.tgz#583d6a82b4960d468132c07c40803cc1d697fda4"
-  integrity sha512-zavE+wh+qkDcP7LaWn+jXVujGyQzBYSmM8E2HSngQ3KaaR+HJYgEBYGs9ynLHqKWLlLCXsxWdVYPV49v4caFyg==
+prosemirror-dropcursor@^1.3.4:
+  version "1.3.4"
+  resolved "https://registry.yarnpkg.com/prosemirror-dropcursor/-/prosemirror-dropcursor-1.3.4.tgz#a7f799ff9ecb520d3e1dbb3cb39d27ce41066618"
+  integrity sha512-eVmpMG5+fmvANT3xDzRirmG240rB/piI31ExIfW0Mkvo5/cYC/lm1fFMAOzjO22uc5OQXiodRqOnyE05+g3UqA==
   dependencies:
     prosemirror-state "^1.0.0"
     prosemirror-transform "^1.1.0"
@@ -11736,13 +11736,20 @@ prosemirror-tables@^1.1.1:
     prosemirror-transform "^1.2.1"
     prosemirror-view "^1.13.3"
 
-prosemirror-transform@^1.0.0, prosemirror-transform@^1.1.0, prosemirror-transform@^1.2.1, prosemirror-transform@^1.2.12:
+prosemirror-transform@^1.0.0, prosemirror-transform@^1.1.0, prosemirror-transform@^1.2.1:
   version "1.2.12"
   resolved "https://registry.yarnpkg.com/prosemirror-transform/-/prosemirror-transform-1.2.12.tgz#4398b568faf75a1540fbf5c659ca436a8657ed6f"
   integrity sha512-S73syqLcGBq6QiPaF7vriB8kpvK/aIFsnErrriKaFLSiE/GxMgBc62TPhNQAeGQr7/9GCDApIReTsJFcMt4o2w==
   dependencies:
     prosemirror-model "^1.0.0"
 
+prosemirror-transform@^1.3.1:
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/prosemirror-transform/-/prosemirror-transform-1.3.1.tgz#56ea9b7ec8ce783b0f4b8e30bdec3fd5054eb894"
+  integrity sha512-KRo9TDaxyX+SB8jzByDdhkitCkzOUHNETt6UDpcjrXttKsn9AY0Ncj68EK8pmJuBujI3vfwQfLaTeXABEfe8Ig==
+  dependencies:
+    prosemirror-model "^1.0.0"
+
 prosemirror-view@^1.0.0, prosemirror-view@^1.1.0, prosemirror-view@^1.13.3, prosemirror-view@^1.18.2:
   version "1.18.2"
   resolved "https://registry.yarnpkg.com/prosemirror-view/-/prosemirror-view-1.18.2.tgz#dd5d72e90266ec897464005eb6090fbc6acfeb11"
@@ -15447,9 +15454,9 @@ yauzl@^2.10.0, yauzl@^2.4.2:
     buffer-crc32 "~0.2.3"
     fd-slicer "~1.1.0"
 
-yjs@^13.5.3:
-  version "13.5.3"
-  resolved "https://registry.yarnpkg.com/yjs/-/yjs-13.5.3.tgz#0efc5983ec287d24f4471f8f4184f9df80780835"
-  integrity sha512-LlkmCr68LCfkmoic6rBjDaD01vbdMhy07dXYo65sQ0wOYh8eylrU1b0lTo3YT/BmcyH5Jn4KewDxyJMsDwvERw==
+yjs@^13.5.4:
+  version "13.5.4"
+  resolved "https://registry.yarnpkg.com/yjs/-/yjs-13.5.4.tgz#c2f0a0300d8c97bda7bb6d6d115d5c9edec2d906"
+  integrity sha512-1dF3SRSoCQIZsFvTx5GwKiKLUFqQs4VIKlXEZIJWD6ScJxm97myWVbWpWm96F7WPFi4Xu5fzuqpIf1keugQAGQ==
   dependencies:
     lib0 "^0.2.38"