diff --git a/code/nrf-connect/samples/ble/Kconfig b/code/nrf-connect/samples/ble/Kconfig
index deafecd..a8f22dc 100644
--- a/code/nrf-connect/samples/ble/Kconfig
+++ b/code/nrf-connect/samples/ble/Kconfig
@@ -12,11 +12,11 @@ config PRST_BLE_ADV_DURATION_SEC
 
 config PRST_BLE_MIN_ADV_INTERVAL
 	int "Minimum advertising interval in milliseconds"
-	default 100
+	default 30
 
 config PRST_BLE_MAX_ADV_INTERVAL
 	int "Maximum advertising interval in milliseconds"
-	default 150
+	default 40
 
 choice PRST_BLE_ENCODING
 	prompt "b-parasite BLE encoding"