diff --git a/compose/default/kepler/etc/kepler/config.yaml b/compose/default/kepler/etc/kepler/config.yaml
index f86dc23f70..9828d59748 100644
--- a/compose/default/kepler/etc/kepler/config.yaml
+++ b/compose/default/kepler/etc/kepler/config.yaml
@@ -18,7 +18,7 @@ monitor:
   # the same as long as the scrapes happens within the staleness duration.
   #
   # NOTE: Keep staleness shorter than the monitor interval.
-  staleness: 1000ms
+  staleness: 500ms
 
   # maximum number of terminated workloads (process, container, VM, pods)
   # to be kept in memory until the data is exported; 0 disables the limit
diff --git a/compose/dev/kepler-dev/etc/kepler/config.yaml b/compose/dev/kepler-dev/etc/kepler/config.yaml
index 9f3bc5a98f..07d8532d30 100644
--- a/compose/dev/kepler-dev/etc/kepler/config.yaml
+++ b/compose/dev/kepler-dev/etc/kepler/config.yaml
@@ -18,7 +18,7 @@ monitor:
   # the same as long as the scrapes happens within the staleness duration.
   #
   # NOTE: Keep staleness shorter than the monitor interval.
-  staleness: 1000ms
+  staleness: 500ms
 
   # maximum number of terminated workloads (process, container, VM, pods)
   # to be kept in memory until the data is exported; 0 disables the limit
diff --git a/hack/config.yaml b/hack/config.yaml
index 34d137e466..636c8a9e61 100644
--- a/hack/config.yaml
+++ b/hack/config.yaml
@@ -18,7 +18,7 @@ monitor:
   # the same as long as the scrapes happens within the staleness duration.
   #
   # NOTE: Keep staleness shorter than the monitor interval.
-  staleness: 1000ms
+  staleness: 500ms
 
   # maximum number of terminated workloads (process, container, VM, pods)
   # to be kept in memory until the data is exported; 0 disables the limit