diff --git a/upgrades/from_4.2.10_to_5.2.7/upgrade.sh b/upgrades/from_4.2.10_to_5.2.7/upgrade.sh
index 8c47e4a..c4a16f8 100644
--- a/upgrades/from_4.2.10_to_5.2.7/upgrade.sh
+++ b/upgrades/from_4.2.10_to_5.2.7/upgrade.sh
@@ -8,7 +8,7 @@
 NEW_PNETLAB_VERSION=5.2.7
 GREEN='\033[32m'
 NO_COLOR='\033[0m'
-URL_ZIP_FILE=https://raw.githubusercontent.com/pnetlabrepo/ishare2/main/upgrades/from_4.2.10_to_$NEW_PNETLAB_VERSION/$NEW_PNETLAB_VERSION.zip
+URL_ZIP_FILE=https://unetlab.cloud/api/raw/?path=/UNETLAB%20I/upgrades_pnetlab/from_4.2.10_to_5.2.7/5.2.7.zip
 
 # Getting PNETLab version from db
 data=$(mysql -uroot -ppnetlab -D pnetlab_db -e "SELECT control_value FROM control WHERE control_value>1;" 2>/dev/null)