diff --git a/changelogs/fragments/300_datasource_prometheus_time_interval.yml b/changelogs/fragments/300_datasource_prometheus_time_interval.yml
new file mode 100644
index 00000000..970797f7
--- /dev/null
+++ b/changelogs/fragments/300_datasource_prometheus_time_interval.yml
@@ -0,0 +1,2 @@
+minor_changes:
+  - Enable datasource option `time_interval` for prometheus