diff --git a/cpu/esp32/include/sdk_conf.h b/cpu/esp32/include/sdk_conf.h
index 2440bc7524..e6a7aa29a3 100644
--- a/cpu/esp32/include/sdk_conf.h
+++ b/cpu/esp32/include/sdk_conf.h
@@ -24,8 +24,6 @@
 
 #ifndef DOXYGEN
 
-#include "board.h"
-
 #ifdef __cplusplus
 extern "C" {
 #endif
diff --git a/cpu/esp32/vendor/esp-idf/include/esp32/esp_system.h b/cpu/esp32/vendor/esp-idf/include/esp32/esp_system.h
index f312409fe7..6c43858773 100644
--- a/cpu/esp32/vendor/esp-idf/include/esp32/esp_system.h
+++ b/cpu/esp32/vendor/esp-idf/include/esp32/esp_system.h
@@ -18,7 +18,6 @@
 #include <stdint.h>
 #include <stdbool.h>
 #include "esp_err.h"
-#include "esp_sleep.h"
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/cpu/esp32/vendor/esp-idf/wpa_supplicant/port/Makefile b/cpu/esp32/vendor/esp-idf/wpa_supplicant/port/Makefile
index 3a0c833214..4b3204e6a3 100644
--- a/cpu/esp32/vendor/esp-idf/wpa_supplicant/port/Makefile
+++ b/cpu/esp32/vendor/esp-idf/wpa_supplicant/port/Makefile
@@ -11,7 +11,6 @@ CFLAGS += -D__ets__
 
 include $(RIOTCPU)/$(CPU)/Makefile.include
 
-INCLUDES += -I$(BOARDDIR)/include
 INCLUDES += -I$(RIOTBASE)/core/include
 INCLUDES += -I$(RIOTBASE)/drivers/include
 INCLUDES += -I$(RIOTCPU)/$(CPU)/include
diff --git a/cpu/esp32/vendor/esp-idf/wpa_supplicant/src/crypto/Makefile b/cpu/esp32/vendor/esp-idf/wpa_supplicant/src/crypto/Makefile
index 28543213c6..7d79826743 100644
--- a/cpu/esp32/vendor/esp-idf/wpa_supplicant/src/crypto/Makefile
+++ b/cpu/esp32/vendor/esp-idf/wpa_supplicant/src/crypto/Makefile
@@ -16,4 +16,3 @@ include $(RIOTCPU)/$(CPU)/Makefile.include
 INCLUDES += -I$(RIOTBASE)/core/include
 INCLUDES += -I$(RIOTCPU)/$(CPU)/vendor/esp-idf/include/log
 INCLUDES += -I$(RIOTCPU)/$(CPU)/include
-INCLUDES += -I$(BOARDDIR)/include
diff --git a/cpu/esp32/vendor/esp-idf/wpa_supplicant/src/wpa2/eap_peer/Makefile b/cpu/esp32/vendor/esp-idf/wpa_supplicant/src/wpa2/eap_peer/Makefile
index b95b5502be..08b06f799f 100644
--- a/cpu/esp32/vendor/esp-idf/wpa_supplicant/src/wpa2/eap_peer/Makefile
+++ b/cpu/esp32/vendor/esp-idf/wpa_supplicant/src/wpa2/eap_peer/Makefile
@@ -17,4 +17,3 @@ include $(RIOTCPU)/$(CPU)/Makefile.include
 INCLUDES += -I$(RIOTBASE)/core/include
 INCLUDES += -I$(RIOTCPU)/$(CPU)/vendor/esp-idf/include/log
 INCLUDES += -I$(RIOTCPU)/$(CPU)/include
-INCLUDES += -I$(BOARDDIR)/include
diff --git a/cpu/esp32/vendor/esp-idf/wpa_supplicant/src/wpa2/tls/Makefile b/cpu/esp32/vendor/esp-idf/wpa_supplicant/src/wpa2/tls/Makefile
index 940cd49a5b..2cfbec160b 100644
--- a/cpu/esp32/vendor/esp-idf/wpa_supplicant/src/wpa2/tls/Makefile
+++ b/cpu/esp32/vendor/esp-idf/wpa_supplicant/src/wpa2/tls/Makefile
@@ -16,4 +16,3 @@ include $(RIOTCPU)/$(CPU)/Makefile.include
 INCLUDES += -I$(RIOTBASE)/core/include
 INCLUDES += -I$(RIOTCPU)/$(CPU)/vendor/esp-idf/include/log
 INCLUDES += -I$(RIOTCPU)/$(CPU)/include
-INCLUDES += -I$(BOARDDIR)/include
diff --git a/cpu/esp32/vendor/esp-idf/wpa_supplicant/src/wpa2/utils/Makefile b/cpu/esp32/vendor/esp-idf/wpa_supplicant/src/wpa2/utils/Makefile
index a001752c37..589e299ab7 100644
--- a/cpu/esp32/vendor/esp-idf/wpa_supplicant/src/wpa2/utils/Makefile
+++ b/cpu/esp32/vendor/esp-idf/wpa_supplicant/src/wpa2/utils/Makefile
@@ -16,4 +16,3 @@ include $(RIOTCPU)/$(CPU)/Makefile.include
 INCLUDES += -I$(RIOTBASE)/core/include
 INCLUDES += -I$(RIOTCPU)/$(CPU)/vendor/esp-idf/include/log
 INCLUDES += -I$(RIOTCPU)/$(CPU)/include
-INCLUDES += -I$(BOARDDIR)/include