diff --git a/platformio.ini b/platformio.ini
index bc36c86..3459e96 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -34,4 +34,9 @@ build_flags = -Werror -Wall -DTTGO_T_LORA_V2_1
 
 [env:heltec-lora32-v2]
 board = ttgo-lora32-v21
-build_flags = -Werror -Wall -DHELTEC_V2
\ No newline at end of file
+build_flags = -Werror -Wall -DHELTEC_V2
+
+[env:heltec_wifi_kit_32_V3]
+board = heltec_wifi_kit_32_V3
+build_flags = -Werror -Wall -DHELTEC_V3
+board_build.mcu = esp32s3
\ No newline at end of file
diff --git a/src/pins_config.h b/src/pins_config.h
index 6e8f885..419ce9b 100644
--- a/src/pins_config.h
+++ b/src/pins_config.h
@@ -7,12 +7,23 @@
 #undef OLED_SCL
 #undef OLED_RST
 
+#if defined(TTGO_T_LORA_V2_1) || defined(HELTEC_V2)
 #define LORA_SCK    5       // GPIO5    - SX1276 SCK
 #define LORA_MISO   19      // GPIO19   - SX1276 MISO
 #define LORA_MOSI   27      // GPIO27   - SX1276 MOSI
 #define LORA_CS     18      // GPIO18   - SX1276 CS ---> NSS
-#define LORA_RST    23      // GPIO14   - SX1276 RST
+#define LORA_RST    14      // GPIO14   - SX1276 RST
 #define LORA_IRQ    26      // GPIO26   - SX1276 IRQ ---->DIO0
+#endif
+#ifdef HELTEC_V3
+#define LORA_SCK    9       // SX1268 SCK
+#define LORA_MISO   11      // SX1268 MISO
+#define LORA_MOSI   10      // SX1268 MOSI
+#define LORA_CS     8       // SX1268 CS ---> NSS
+#define LORA_RST    12      // SX1268 RST
+#define LORA_IRQ    14      // SX1268 IRQ ---->DIO0
+#endif
+
 
 #ifdef TTGO_T_LORA_V2_1
 #define OLED_SDA    21
@@ -26,6 +37,12 @@
 #define OLED_RESET  16 
 #endif
 
+#ifdef HELTEC_V3
+#define OLED_SDA    17
+#define OLED_SCL    18
+#define OLED_RESET  21 
+#endif
+
 #define greenLed    25      // Green Led
 
 #define batteryPin  35