diff --git a/demon.go b/demon.go
index 971c214..01f7128 100644
--- a/demon.go
+++ b/demon.go
@@ -88,7 +88,7 @@ func listen(history []string, histfile string) error {
 		// writing to json is time consuming, so it's fine to sleep less and
 		// get ready to detect new events sooner.
 		// also because if we copied once, we might copy soon after.
-		time.Sleep(500 * time.Millisecond)
+		time.Sleep(250 * time.Millisecond)
 	}
 
 }