diff --git a/metadata.json b/metadata.json
new file mode 100644
index 000000000..5a02fd667
--- /dev/null
+++ b/metadata.json
@@ -0,0 +1,8 @@
+{
+   "release":{
+      "tags":{
+         "mainnet":"minaprotocol/mina-daemon:3.0.3-d800da8-bullseye-mainnet",
+         "devnet":"gcr.io/o1labs-192920/mina-daemon:3.0.1-alpha1-0473756-bullseye-devnet"
+      }
+   }
+}
diff --git a/scripts/update_release_tag.sh b/scripts/update_release_tag.sh
new file mode 100755
index 000000000..080cf1273
--- /dev/null
+++ b/scripts/update_release_tag.sh
@@ -0,0 +1,49 @@
+#!/usr/bin/env bash
+
+SCRIPT_DIR="$(dirname "$(realpath "${BASH_SOURCE[0]}")")"
+
+cd $SCRIPT_DIR/..
+
+if [[ "$1" == "-h" || "$1" == "--help" || $# -ne 2 ]]; then
+    cat << EOF
+Usage: ${0##*/} [-h|--help] <new_mainnet_tag> <new_devnet_tag>
+
+This script take new_mainnet_tag and new_devnet_tag, scan through the whole repo
+and replace old tags them with provided new tags.
+
+    -h|--help  display this help and exit
+EOF
+    exit 0
+fi
+
+NEW_MAINNET_TAG="$1"
+NEW_DEVNET_TAG="$2"
+
+# Unified function: handles reading, logging, and replacing
+process_tag() {
+  local json_key="$1"
+  local new_value="$2"
+
+  local old_value
+  old_value=$(jq -r "$json_key" ./metadata.json)
+
+  if [ -z "$old_value" ]; then
+    echo "Failed to read $json_key from metadata.json"
+    exit 1
+  fi
+
+  echo "  $json_key: $old_value → $new_value"
+
+  escaped_old_value=$(printf '%s\n' "$old_value" | sed 's/[\/&]/\\&/g')
+  escaped_new_value=$(printf '%s\n' "$new_value" | sed 's/[\/&]/\\&/g')
+
+  grep -rl --exclude-dir=.git "$old_value" . | while read -r file; do
+    sed -i "s/$escaped_old_value/$escaped_new_value/g" "$file"
+  done
+}
+
+echo "Replacing release tags:"
+process_tag '.release.tags.mainnet' "$NEW_MAINNET_TAG"
+process_tag '.release.tags.devnet' "$NEW_DEVNET_TAG"
+
+echo "Replacement complete."