diff --git a/install-onlyoffice.sh b/install-onlyoffice.sh
index 6f9981c34..284a8df37 100755
--- a/install-onlyoffice.sh
+++ b/install-onlyoffice.sh
@@ -28,12 +28,12 @@ main() {
     set_prop oldest_needed_version v1
 
     mkdir -p "$OO_DIR"
-    install_version v1 4f370beb
-    install_version v2b d9da72fd
-    install_version v4 6ebc6938
-    install_version v5 88a356f0
-    install_version v6 abd8a309
-    install_version v7 e1267803
+    install_old_version v1 4f370beb
+    install_old_version v2b d9da72fd
+    install_old_version v4 6ebc6938
+    install_old_version v5 88a356f0
+    install_old_version v6 abd8a309
+    install_version v7 v7.3.3.60+8 064ba9bc11f8e31d0de1b4698ff8c6876cbdb042a199821d180aac1f51b35a3394005309794c2c53ab74cf1e4e5c0bd2569fe133b8e9eef1fcb158f14b8fd0a1
     install_x2t v7.3+1 ab0c05b0e4c81071acea83f0c6a8e75f5870c360ec4abc4af09105dd9b52264af9711ec0b7020e87095193ac9b6e20305e446f2321a541f743626a598e5318c1
 
     rm -rf "$BUILDS_DIR"
@@ -136,12 +136,11 @@ ensure_oo_is_downloaded() {
   fi
 }
 
-install_version() {
+install_old_version() {
     local DIR=$1
     local COMMIT=$2
     local FULL_DIR=$OO_DIR/$DIR
-    local LAST_DIR
-    LAST_DIR=$(pwd)
+    local LAST_DIR=$(pwd)
 
     if [ ! -e "$FULL_DIR"/.commit ] || [ "$(cat "$FULL_DIR"/.commit)" != "$COMMIT" ]; then
         ensure_oo_is_downloaded
@@ -165,6 +164,40 @@ install_version() {
     fi
 }
 
+install_version() {
+    ensure_command_available curl
+    ensure_command_available sha512sum
+    ensure_command_available unzip
+
+    local DIR=$1
+    local VERSION=$2
+    local HASH=$3
+    local FULL_DIR=$OO_DIR/$DIR
+    local LAST_DIR=$(pwd)
+
+    if [ ! -e "$FULL_DIR"/.version ] || [ "$(cat "$FULL_DIR"/.version)" != "$VERSION" ]; then
+        rm -rf "$FULL_DIR"
+        mkdir -p "$FULL_DIR"
+
+        cd "$FULL_DIR"
+
+        curl "https://github.com/cryptpad/onlyoffice-editor/releases/download/$VERSION/onlyoffice-editor.zip" --location --output "onlyoffice-editor.zip"
+        echo "$HASH onlyoffice-editor.zip" >onlyoffice-editor.zip.sha512
+        if ! sha512sum --check onlyoffice-editor.zip.sha512; then
+            echo "onlyoffice-editor.zip does not match expected checksum"
+            exit 1
+        fi
+        unzip onlyoffice-editor.zip
+        rm onlyoffice-editor.zip*
+
+        echo "$VERSION" >"$FULL_DIR"/.version
+
+        echo "$DIR updated"
+    else
+        echo "$DIR was up to date"
+    fi
+}
+
 install_x2t() {
     ensure_command_available curl
     ensure_command_available sha512sum
@@ -183,7 +216,6 @@ install_x2t() {
         cd "$X2T_DIR"
 
         curl "https://github.com/cryptpad/onlyoffice-x2t-wasm/releases/download/$VERSION/x2t.zip" --location --output x2t.zip
-        # curl "https://github.com/cryptpad/onlyoffice-x2t-wasm/releases/download/v7.3%2B1/x2t.zip" --location --output x2t.zip
         echo "$HASH x2t.zip" >x2t.zip.sha512
         if ! sha512sum --check x2t.zip.sha512; then
             echo "x2t.zip does not match expected checksum"
diff --git a/www/common/onlyoffice/inner.js b/www/common/onlyoffice/inner.js
index ca0e22f37..fdff6ad53 100644
--- a/www/common/onlyoffice/inner.js
+++ b/www/common/onlyoffice/inner.js
@@ -101,7 +101,6 @@ define([
         var oldLocks = {};
         var myUniqueOOId;
         var myOOId;
-        var sessionId = Hash.createChannelId();
         var cpNfInner;
         let integrationChannel;