diff --git a/superset/config.py b/superset/config.py
index 0023fed1c..6380988ac 100644
--- a/superset/config.py
+++ b/superset/config.py
@@ -705,7 +705,7 @@ SQLALCHEMY_EXAMPLES_URI = None
 SIP_15_ENABLED = False
 SIP_15_GRACE_PERIOD_END: Optional[date] = None  # exclusive
 SIP_15_DEFAULT_TIME_RANGE_ENDPOINTS = ["unknown", "inclusive"]
-SIP_15_TOAST_MESSAGE = 'Action Required: Preview then save your chart using the new time range endpoints <a href="{url}" class="alert-link">here</a>.'
+SIP_15_TOAST_MESSAGE = 'Action Required: Preview then save your chart using the new time range endpoints <a target="_blank" href="{url}" class="alert-link">here</a>.'
 
 if CONFIG_PATH_ENV_VAR in os.environ:
     # Explicitly import config module that is not necessarily in pythonpath; useful