diff --git a/main/station_example_main.c b/main/station_example_main.c
index 7843144..191f983 100755
--- a/main/station_example_main.c
+++ b/main/station_example_main.c
@@ -27,7 +27,6 @@
 #define NUM_MEASUREMENTS 20000
 
 #define CHANNEL ADC_CHANNEL_6
-#define CALIBRATION_FACTOR 1600.0f
 
 #define EXAMPLE_ESP_WIFI_SSID "Jaguar"
 #define EXAMPLE_ESP_WIFI_PASS CONFIG_ESP_WIFI_PASSWORD
@@ -35,8 +34,6 @@
 #define ESP_WIFI_SAE_MODE WPA3_SAE_PWE_BOTH
 #define ESP_WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_WPA2_PSK
 
-static const char *TAG = "VoltageSensor";
-
 /* ===================== WIFI ===================== */
 
 static EventGroupHandle_t s_wifi_event_group;