diff --git a/Platformio/src/device_keyboard_ble.h b/Platformio/src/device_keyboard_ble.h
index e846dd5..1411c76 100644
--- a/Platformio/src/device_keyboard_ble.h
+++ b/Platformio/src/device_keyboard_ble.h
@@ -1,7 +1,7 @@
 #ifndef __DEVICE_KEYBOARD_BLE_H__
 #define __DEVICE_KEYBOARD_BLE_H__
 
-#define ENABLE_KEYBOARD_BLE // Comment out to diable BLE
+#define ENABLE_KEYBOARD_BLE // Comment out to disable BLE
 #ifdef ENABLE_KEYBOARD_BLE
 
 #include <BleKeyboard.h>
diff --git a/Platformio/src/device_keyboard_mqtt.h b/Platformio/src/device_keyboard_mqtt.h
index a49ba1e..8fb4a39 100644
--- a/Platformio/src/device_keyboard_mqtt.h
+++ b/Platformio/src/device_keyboard_mqtt.h
@@ -1,7 +1,7 @@
 #ifndef __DEVICE_KEYBOARD_MQTT_H__
 #define __DEVICE_KEYBOARD_MQTT_H__
 
-#define ENABLE_KEYBOARD_MQTT // Comment out to diable WiFi and MQTT
+#define ENABLE_KEYBOARD_MQTT // Comment out to disable WiFi and MQTT
 #ifdef ENABLE_KEYBOARD_MQTT
 
 #define KEYBOARD_MQTT_UP                   "Keyboard_mqtt_up"
diff --git a/Platformio/src/keys.cpp b/Platformio/src/keys.cpp
index 8688c1e..ee4e4a8 100644
--- a/Platformio/src/keys.cpp
+++ b/Platformio/src/keys.cpp
@@ -115,7 +115,7 @@ bool keyIsHold[ROWS][COLS] = {
   {false,false,false,false,false},
   {false,false,false,false,false}
 };
-int repeatRate = 125; // in millisecons
+int repeatRate = 125; // in milliseconds
 
 void doShortPress(char keyChar, int keyCode){
   unsigned long currentMillis = millis();