diff --git a/package-lock.json b/package-lock.json
index f3e355e7..6616e73e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -23,7 +23,7 @@
                 "@smithy/types": "^4.14.3",
                 "@smithy/util-retry": "^4.4.5",
                 "@vrtmrz/browser-ui-kit": "0.1.0",
-                "@vrtmrz/livesync-commonlib": "0.3.2",
+                "@vrtmrz/livesync-commonlib": "0.4.0",
                 "@vrtmrz/obsidian-plugin-kit": "0.1.7",
                 "@vrtmrz/ui-interactions": "0.1.2",
                 "@vrtmrz/value-store": "0.1.0",
@@ -1949,9 +1949,9 @@
             }
         },
         "node_modules/@noble/secp256k1": {
-            "version": "3.1.0",
-            "resolved": "https://registry.npmjs.org/@noble/secp256k1/-/secp256k1-3.1.0.tgz",
-            "integrity": "sha512-+F7iS7tUMaNGXcc9X3PjmjvuQnXEuSjCRNzVVA2xAcKXgCaP0dHYz4SFyt4FKNHef7sOP//xihowcySSS7PK9g==",
+            "version": "3.2.0",
+            "resolved": "https://registry.npmjs.org/@noble/secp256k1/-/secp256k1-3.2.0.tgz",
+            "integrity": "sha512-Z3ZAWOTxJ0EuTuZTi7Y69iK7GgrLHh8sgm45lVDhg/b3Nk1TpAiKhick2KkZisHuupeepSkyIydN/J459SdX1w==",
             "license": "MIT",
             "funding": {
                 "url": "https://paulmillr.com/funding/"
@@ -3281,6 +3281,22 @@
                 "vite": "^8.0.0-beta.7 || ^8.0.0"
             }
         },
+        "node_modules/@trystero-p2p/core": {
+            "version": "0.26.0",
+            "resolved": "https://registry.npmjs.org/@trystero-p2p/core/-/core-0.26.0.tgz",
+            "integrity": "sha512-CZpeXPgfbDdFKrGxfD98F9tn/fTjya4mQ2o/Ax6H0qpBaJXCBz5+jyPtjsYEPAAcKRK/btOatCetFiQ5qIMCOA==",
+            "license": "MIT"
+        },
+        "node_modules/@trystero-p2p/nostr": {
+            "version": "0.26.0",
+            "resolved": "https://registry.npmjs.org/@trystero-p2p/nostr/-/nostr-0.26.0.tgz",
+            "integrity": "sha512-HArp9fonBkqFZgw3U2D823fCePQv7haKkvjtwbGRkWzy+Wo9G3cCDEnG/GENDWwzERHrhRcRacpFsFt4JpwRJQ==",
+            "license": "MIT",
+            "dependencies": {
+                "@noble/secp256k1": "^3.2.0",
+                "@trystero-p2p/core": "0.26.0"
+            }
+        },
         "node_modules/@tsconfig/svelte": {
             "version": "5.0.8",
             "resolved": "https://registry.npmjs.org/@tsconfig/svelte/-/svelte-5.0.8.tgz",
@@ -4065,9 +4081,9 @@
             }
         },
         "node_modules/@vrtmrz/livesync-commonlib": {
-            "version": "0.3.2",
-            "resolved": "https://registry.npmjs.org/@vrtmrz/livesync-commonlib/-/livesync-commonlib-0.3.2.tgz",
-            "integrity": "sha512-PiKUdJUiBI4ot0AV1BjlkDoaY4Lbn9oTdEjL8FMX1qf2VCOwSnbsLoQMUr/45wmINpV31KWmqgr2zxqcYO+hpA==",
+            "version": "0.4.0",
+            "resolved": "https://registry.npmjs.org/@vrtmrz/livesync-commonlib/-/livesync-commonlib-0.4.0.tgz",
+            "integrity": "sha512-2bhkrd0rRWSiy90rjOxpaO01Ei2V9VSwifzv4ePUttxrzt195zjWNZCzW9ZMvJvAtyPoifShilW0J4kig4oKFA==",
             "license": "MIT",
             "dependencies": {
                 "@aws-crypto/sha256-js": "5.2.0",
@@ -4077,7 +4093,7 @@
                 "@smithy/middleware-apply-body-checksum": "^4.3.9",
                 "@smithy/types": "^4.14.3",
                 "@smithy/util-retry": "^4.4.5",
-                "@trystero-p2p/nostr": "0.25.3",
+                "@trystero-p2p/nostr": "0.26.0",
                 "@vrtmrz/value-store": "0.1.0",
                 "diff-match-patch": "^1.0.5",
                 "events": "^3.3.0",
@@ -4115,22 +4131,6 @@
                 }
             }
         },
-        "node_modules/@vrtmrz/livesync-commonlib/node_modules/@trystero-p2p/core": {
-            "version": "0.25.3",
-            "resolved": "https://registry.npmjs.org/@trystero-p2p/core/-/core-0.25.3.tgz",
-            "integrity": "sha512-lQKNq/ha+vF6kQZrpaXJGzlzxLF/Fhizoy5dwJUYQlkqRrbPup/Jov2EpPX/CPr2X+f79HxVzonkeni3MxmCuQ==",
-            "license": "MIT"
-        },
-        "node_modules/@vrtmrz/livesync-commonlib/node_modules/@trystero-p2p/nostr": {
-            "version": "0.25.3",
-            "resolved": "https://registry.npmjs.org/@trystero-p2p/nostr/-/nostr-0.25.3.tgz",
-            "integrity": "sha512-nZV9Fl/GXuhIkJSQ+wIkdMoRLO1oSTUL/+vZorukaojeAdOpT/61e8b9Vzbt8L1ktMTaGPEJHw2BG/B5BCwBuw==",
-            "license": "MIT",
-            "dependencies": {
-                "@noble/secp256k1": "^3.1.0",
-                "@trystero-p2p/core": "0.25.3"
-            }
-        },
         "node_modules/@vrtmrz/livesync-commonlib/node_modules/minimatch": {
             "version": "11.0.4",
             "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-11.0.4.tgz",
diff --git a/package.json b/package.json
index 681ef357..0bcf3773 100644
--- a/package.json
+++ b/package.json
@@ -211,7 +211,7 @@
         "@smithy/types": "^4.14.3",
         "@smithy/util-retry": "^4.4.5",
         "@vrtmrz/browser-ui-kit": "0.1.0",
-        "@vrtmrz/livesync-commonlib": "0.3.2",
+        "@vrtmrz/livesync-commonlib": "0.4.0",
         "@vrtmrz/obsidian-plugin-kit": "0.1.7",
         "@vrtmrz/ui-interactions": "0.1.2",
         "@vrtmrz/value-store": "0.1.0",
diff --git a/updates.md b/updates.md
index b13fbecf..67877b6a 100644
--- a/updates.md
+++ b/updates.md
@@ -41,6 +41,14 @@ Earlier releases remain available in the 1.0 release history, the 1.0 preview hi
       before resuming P2P synchronisation. The updated transport uses Trystero
       0.26.0 and cannot exchange data with the previous transport.
 
+### Fixed
+
+#### Synchronisation
+
+- New saves record the byte length of the stored content, preventing stale host
+  file-size information from causing a receiving device to reject the file. (#1324)
+    - Existing incorrect Metadata needs explicit repair.
+
 ## 1.0.45
 
 5th November, 2026