diff --git a/scripts/upgrade b/scripts/upgrade
index 324f311..1a01715 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -147,14 +147,6 @@ chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
 chown -R $app:www-data "$final_path"
 
-#=================================================
-# STORE THE CONFIG FILE CHECKSUM
-#=================================================
-
-ynh_backup_if_checksum_is_different --file="$final_path/CONFIG_FILE"
-# Recalculate and store the checksum of the file for the next upgrade.
-ynh_store_file_checksum --file="$final_path/CONFIG_FILE"
-
 #=================================================
 # SETUP SYSTEMD
 #=================================================