diff --git a/.changeset/tricky-comics-own.md b/.changeset/tricky-comics-own.md
new file mode 100644
index 0000000..9215050
--- /dev/null
+++ b/.changeset/tricky-comics-own.md
@@ -0,0 +1,5 @@
+---
+'@platforma-open/milaboratories.graph-maker': patch
+---
+
+fix prepublish script
diff --git a/block/package.json b/block/package.json
index 63b058c..fed689c 100644
--- a/block/package.json
+++ b/block/package.json
@@ -5,7 +5,7 @@
     "pretty": "prettier --write \"./**/*.{js,jsx,mjs,cjs,ts,tsx,json,vue}\"",
     "build": "rm -rf ./block-pack && block-tools pack",
     "mark-stable": "block-tools mark-stable -r 's3://milab-euce1-prod-pkgs-s3-block-registry/pub/releases/?region=eu-central-1'",
-    "prepublishOnly": "block-tools pack && block-tools publish -r 's3://milab-euce1-prod-pkgs-s3-block-registry/pub/releases/?region=eu-central-1'"
+    "prepublishOnly": "block-tools publish -r s3://milab-euce1-prod-pkgs-s3-block-registry/pub/releases/?region=eu-central-1 --registry-serve-url https://blocks.pl-open.science"
   },
   "files": [
     "index.d.ts",