1 files changed, 4 insertions, 2 deletions
diff --git a/include/ble/misc.h b/include/ble/misc.h
index 4ba3309..2508d8e 100644
--- a/include/ble/misc.h
+++ b/include/ble/misc.h
@@ -1,6 +1,6 @@
 #pragma once
 
-#include <experimental/optional>
+#include <optional>
 
 #include <cstring>
 #include <cctype>
@@ -10,7 +10,7 @@ namespace trygvis {
 namespace bluetooth {
 
 template<typename T>
-using o = std::experimental::optional<T>;
+using o = std::optional<T>;
 
 class BluetoothAdapter;
 class BluetoothDevice;
@@ -86,6 +86,8 @@ const ShortUuid PRIMARY_SERVICE{0x2800};
 const ShortUuid SECONDARY_SERVICE{0x2801};
 const ShortUuid CHARACTERISTIC{0x2803};
 
+const ShortUuid CLIENT_CHARACTERISTIC_CONFIG{0x2902};
+
 const ShortUuid TemperatureMeasurement{0x2A1C};
 }