diff --git a/INTERNALS.md b/INTERNALS.md
index a7874076..4daf9659 100644
--- a/INTERNALS.md
+++ b/INTERNALS.md
@@ -149,8 +149,8 @@ concepts that can be used to create a custom network protocol:
 
 * `update`: The Yjs document can be encoded to an *update* object that can be
   parsed to reconstruct the document. Also every change on the document fires
-an incremental document updates that allows clients to sync with each other.
-The update object is an Uint8Array that efficiently encodes `Item` objects and
+an incremental document update that allows clients to sync with each other.
+The update object is a Uint8Array that efficiently encodes `Item` objects and
 the delete set.
 * `state vector`: A state vector defines the known state of each user (a set of
   tuples `(client, clock)`). This object is also efficiently encoded as a
diff --git a/README.md b/README.md
index f15e5ea5..199e926e 100644
--- a/README.md
+++ b/README.md
@@ -789,7 +789,7 @@ const diff2 = Y.diffUpdate(currentState2, stateVector1)
 
 // sync clients
 currentState1 = Y.mergeUpdates([currentState1, diff2])
-currentState1 = Y.mergeUpdates([currentState1, diff1])
+currentState2 = Y.mergeUpdates([currentState2, diff1])
 ```
 
 #### Obfuscating Updates
diff --git a/package-lock.json b/package-lock.json
index b2919577..2e7e7879 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,15 +1,15 @@
 {
   "name": "yjs",
-  "version": "13.6.7",
+  "version": "13.6.8",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "yjs",
-      "version": "13.6.7",
+      "version": "13.6.8",
       "license": "MIT",
       "dependencies": {
-        "lib0": "^0.2.74"
+        "lib0": "^0.2.86"
       },
       "devDependencies": {
         "@rollup/plugin-commonjs": "^24.0.1",
@@ -2481,9 +2481,9 @@
       }
     },
     "node_modules/lib0": {
-      "version": "0.2.74",
-      "resolved": "https://registry.npmjs.org/lib0/-/lib0-0.2.74.tgz",
-      "integrity": "sha512-roj9i46/JwG5ik5KNTkxP2IytlnrssAkD/OhlAVtE+GqectrdkfR+pttszVLrOzMDeXNs1MPt6yo66MUolWSiA==",
+      "version": "0.2.86",
+      "resolved": "https://registry.npmjs.org/lib0/-/lib0-0.2.86.tgz",
+      "integrity": "sha512-kxigQTM4Q7NwJkEgdqQvU21qiR37twcqqLmh+/SbiGbRLfPlLVbHyY9sWp7PwXh0Xus9ELDSjsUOwcrdt5yZ4w==",
       "dependencies": {
         "isomorphic.js": "^0.2.4"
       },
@@ -2492,7 +2492,7 @@
         "0serve": "bin/0serve.js"
       },
       "engines": {
-        "node": ">=14"
+        "node": ">=16"
       },
       "funding": {
         "type": "GitHub Sponsors ❤",
diff --git a/package.json b/package.json
index dd8eacb0..eaeac95b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "yjs",
-  "version": "13.6.7",
+  "version": "13.6.8",
   "description": "Shared Editing Library",
   "main": "./dist/yjs.cjs",
   "module": "./dist/yjs.mjs",
@@ -75,7 +75,7 @@
   },
   "homepage": "https://docs.yjs.dev",
   "dependencies": {
-    "lib0": "^0.2.74"
+    "lib0": "^0.2.86"
   },
   "devDependencies": {
     "@rollup/plugin-commonjs": "^24.0.1",
diff --git a/src/structs/Item.js b/src/structs/Item.js
index 7e1bc92c..c14778b3 100644
--- a/src/structs/Item.js
+++ b/src/structs/Item.js
@@ -389,9 +389,8 @@ export class Item extends AbstractStruct {
     }
     if ((this.left && this.left.constructor === GC) || (this.right && this.right.constructor === GC)) {
       this.parent = null
-    }
-    // only set parent if this shouldn't be garbage collected
-    if (!this.parent) {
+    } else if (!this.parent) {
+      // only set parent if this shouldn't be garbage collected
       if (this.left && this.left.constructor === Item) {
         this.parent = this.left.parent
         this.parentSub = this.left.parentSub