diff --git a/sys/net/ble/skald/Kconfig b/sys/net/ble/skald/Kconfig
index 12f4a378b7..d8b21e535c 100644
--- a/sys/net/ble/skald/Kconfig
+++ b/sys/net/ble/skald/Kconfig
@@ -19,13 +19,11 @@ config SKALD_INTERVAL_MS
         Configure advertising interval in milliseconds. Default value is 1
         second which is 1000 milliseconds.
 
-config ADV_CH_37_DISABLE
-    bool "Disable advertising on channel 37"
-
-config ADV_CH_38_DISABLE
-    bool "Disable advertising on channel 38"
-
-config ADV_CH_39_DISABLE
-    bool "Disable advertising on channel 39"
+config SKALD_ADV_CHANNELS
+    string "Advertising channels"
+    default "37, 38, 39"
+    help
+        Configure advertising channels. Default advertising channels are 37, 38
+        and 39 which can be customised to upto 40 (0-39) channels.
 
 endif # KCONFIG_USEMODULE_SKALD