diff --git a/lib/tempest b/lib/tempest
index f4d0a6dab0..c9319afe9f 100644
--- a/lib/tempest
+++ b/lib/tempest
@@ -478,6 +478,8 @@ function configure_tempest {
     iniset $TEMPEST_CONFIG volume-feature-enabled bootable True
     # TODO(jordanP): Remove the extend_with_snapshot flag when Juno is end of life.
     iniset $TEMPEST_CONFIG volume-feature-enabled extend_with_snapshot True
+    # TODO(obutenko): Remove the incremental_backup_force flag when Kilo and Juno is end of life.
+    iniset $TEMPEST_CONFIG volume-feature-enabled incremental_backup_force True
 
     local volume_api_extensions=${VOLUME_API_EXTENSIONS:-"all"}
     if [[ ! -z "$DISABLE_VOLUME_API_EXTENSIONS" ]]; then