diff --git a/btle/btle.cpp b/btle/btle.cpp
index 0bc5869..d4bcd93 100755
--- a/btle/btle.cpp
+++ b/btle/btle.cpp
@@ -83,7 +83,7 @@ error_t btle_init(void)
      * Characteristics turned off, then clients are allowed to cache attribute
      * handles making applications simpler on both sides.
      */
-    static const bool IS_SRVC_CHANGED_CHARACT_PRESENT = false;
+    static const bool IS_SRVC_CHANGED_CHARACT_PRESENT = true;
     ble_enable_params_t enableParams = {
         .gatts_enable_params = {
             .service_changed = IS_SRVC_CHANGED_CHARACT_PRESENT