diff --git a/ESP32-IDF_FreeRTOS/I2C_MultiDevice/main/hello_world_main.c b/ESP32-IDF_FreeRTOS/I2C_MultiDevice/main/hello_world_main.c
index 92edeea5c..b8635dccd 100644
--- a/ESP32-IDF_FreeRTOS/I2C_MultiDevice/main/hello_world_main.c
+++ b/ESP32-IDF_FreeRTOS/I2C_MultiDevice/main/hello_world_main.c
@@ -21,7 +21,7 @@ void app_main(void)
     esp_chip_info_t chip_info;
     uint32_t flash_size;
     esp_chip_info(&chip_info);
-    printf("This is %s chip with %d CPU core(s), %s%s%s%s, ",
+    printf("This is %d chip with %d CPU core(s), %s%s%s%s, ",
            chip_info.model,
            chip_info.cores,
            (chip_info.features & CHIP_FEATURE_WIFI_BGN) ? "WiFi/" : "",