diff --git a/src/sentry/integrations/slack/message_builder/image_block_builder.py b/src/sentry/integrations/slack/message_builder/image_block_builder.py
index 86ac399c69e948..25ba0eab1cf83b 100644
--- a/src/sentry/integrations/slack/message_builder/image_block_builder.py
+++ b/src/sentry/integrations/slack/message_builder/image_block_builder.py
@@ -122,7 +122,6 @@ def _build_function_regression_image_block(self) -> SlackBlock | None:
                     "dataset": "profileFunctions",
                     "referrer": Referrer.API_ALERTS_CHARTCUTERIE,
                     "project": self.group.project.id,
-                    "environment": event.get_environment().name,
                     "start": period["start"].strftime("%Y-%m-%d %H:%M:%S"),
                     "end": period["end"].strftime("%Y-%m-%d %H:%M:%S"),
                     "yAxis": ["p95()"],
@@ -130,6 +129,7 @@ def _build_function_regression_image_block(self) -> SlackBlock | None:
                 },
             )
 
+            # Convert the aggregate range from nanoseconds to milliseconds
             evidence_data = {
                 "aggregate_range_1": event.occurrence.evidence_data["aggregate_range_1"] / 1e6,
                 "aggregate_range_2": event.occurrence.evidence_data["aggregate_range_2"] / 1e6,