diff --git a/components/esp8266/include/esp_idf_version.h b/components/esp8266/include/esp_idf_version.h
index 68730cd1..f1fced22 100644
--- a/components/esp8266/include/esp_idf_version.h
+++ b/components/esp8266/include/esp_idf_version.h
@@ -21,7 +21,7 @@ extern "C" {
 /** Major version number (X.x.x) */
 #define ESP_IDF_VERSION_MAJOR   3
 /** Minor version number (x.X.x) */
-#define ESP_IDF_VERSION_MINOR   3
+#define ESP_IDF_VERSION_MINOR   4
 /** Patch version number (x.x.X) */
 #define ESP_IDF_VERSION_PATCH   0