diff --git a/packages/ketcher-polymer-editor-react/package.json b/packages/ketcher-polymer-editor-react/package.json
index f166600212..fde982c9f5 100644
--- a/packages/ketcher-polymer-editor-react/package.json
+++ b/packages/ketcher-polymer-editor-react/package.json
@@ -1,4 +1,5 @@
 {
+  "private": true,
   "name": "ketcher-polymer-editor-react",
   "version": "1.0.0",
   "description": "Web-based molecule sketcher",
diff --git a/packages/ketcher-react/src/script/ui/data/schema/struct-schema.js b/packages/ketcher-react/src/script/ui/data/schema/struct-schema.js
index 95525ad08a..8c287ab778 100644
--- a/packages/ketcher-react/src/script/ui/data/schema/struct-schema.js
+++ b/packages/ketcher-react/src/script/ui/data/schema/struct-schema.js
@@ -233,9 +233,7 @@ const sgroup = {
           title: 'Repeat count',
           type: 'integer',
           default: 1,
-          minimum: 1,
-          maximum: 1000,
-          invalidMessage: 'Value out of range: must be between 1 and 1000'
+          minimum: 1
         }
       },
       required: ['mul']