diff --git a/install/assets/functions/10-db-backup b/install/assets/functions/10-db-backup
index 2494895..544447c 100644
--- a/install/assets/functions/10-db-backup
+++ b/install/assets/functions/10-db-backup
@@ -118,12 +118,12 @@ bootstrap_variables() {
 
         if [ -n "${DB_DUMP_BEGIN}" ]; then
             print_warn "Deprecated and unsupported variable 'DB_DUMP_BEGIN' detected - Please upgrade your variables as they will be removed in version 4.3.0"
-            DEFAULT_BACKUP_BEGIN=${DB_BACKUP_BEGIN}
+            DEFAULT_BACKUP_BEGIN=${DB_DUMP_BEGIN}
         fi
 
         if [ -n "${DB_DUMP_FREQ}" ]; then
             print_warn "Deprecated and unsupported variable 'DB_DUMP_FREQ' detected - Please upgrade your variables as they will be removed in version 4.3.0"
-            DEFAULT_BACKUP_INTERVAL=${DB_BACKUP_INTERVAL}
+            DEFAULT_BACKUP_INTERVAL=${DB_DUMP_INTERVAL}
         fi
 
         if [ -n "${DB_DUMP_TARGET}" ]; then