diff --git a/README.md b/README.md
index c4bd956..6bb4033 100644
--- a/README.md
+++ b/README.md
@@ -96,7 +96,7 @@ Using the keyboard the following events can be triggered:
 - `m` ... let motor run for 100 ms
 - `M` ... let motor run for 255 ms
 - `n` ... send notification
-- `N` ... clear all notifications
+- `N` ... clear new notification flag
 - `b` ... connect Bluetooth
 - `B` ... disconnect Bluetooth
 - `v` ... increase battery voltage and percentage
diff --git a/main.cpp b/main.cpp
index 2a0fd71..19fa8ef 100644
--- a/main.cpp
+++ b/main.cpp
@@ -773,7 +773,7 @@ public:
 private:
     bool key_handled_r = false; // r ... enable ringing, R ... disable ringing
     bool key_handled_m = false; // m ... let motor run, M ... stop motor
-    bool key_handled_n = false; // n ... send notification, N ... clear all notifications
+    bool key_handled_n = false; // n ... send notification, N ... clear new notification flag
     bool key_handled_b = false; // b ... connect Bluetooth, B ... disconnect Bluetooth
     bool key_handled_v = false; // battery Voltage and percentage, v ... increase, V ... decrease
     bool key_handled_c = false; // c ... charging, C ... not charging