diff --git a/boards/arduino-mkr1000/Makefile.include b/boards/arduino-mkr1000/Makefile.include
index 49453ce50d82c2a4631f9632893883e610695715..1183d0a3dcce2fe7d7c4055f19b7af65e456318f 100644
--- a/boards/arduino-mkr1000/Makefile.include
+++ b/boards/arduino-mkr1000/Makefile.include
@@ -5,6 +5,3 @@ ifeq ($(PROGRAMMER),jlink)
 endif
 
 include $(RIOTBOARD)/common/arduino-mkr/Makefile.include
-
-# add arduino-mkr1000 include path
-INCLUDES += -I$(RIOTBOARD)/$(BOARD)/include
diff --git a/boards/arduino-mkrfox1200/Makefile.include b/boards/arduino-mkrfox1200/Makefile.include
index 6cdeddbe11b31bc7632501dcf7adea2a0e01a7f6..8c5a271f09645e212ced9ef31edafcbf3b1f76b4 100644
--- a/boards/arduino-mkrfox1200/Makefile.include
+++ b/boards/arduino-mkrfox1200/Makefile.include
@@ -5,6 +5,3 @@ ifeq ($(PROGRAMMER),jlink)
 endif
 
 include $(RIOTBOARD)/common/arduino-mkr/Makefile.include
-
-# add arduino-mkrfox1200 include path
-INCLUDES += -I$(RIOTBOARD)/$(BOARD)/include
diff --git a/boards/arduino-mkrzero/Makefile.include b/boards/arduino-mkrzero/Makefile.include
index 4b920dfa56a1c5971a6ad134282f0cc26fb011f6..8c5a271f09645e212ced9ef31edafcbf3b1f76b4 100644
--- a/boards/arduino-mkrzero/Makefile.include
+++ b/boards/arduino-mkrzero/Makefile.include
@@ -5,6 +5,3 @@ ifeq ($(PROGRAMMER),jlink)
 endif
 
 include $(RIOTBOARD)/common/arduino-mkr/Makefile.include
-
-# add arduino-mkrzero include path
-INCLUDES += -I$(RIOTBOARD)/$(BOARD)/include
diff --git a/boards/iotlab-a8-m3/Makefile.include b/boards/iotlab-a8-m3/Makefile.include
index b28dc220fbcc3d904184f182babb0039ca1e7535..d54c70cfc5dfca4905c5584b2da1fd82d3f1a9d9 100644
--- a/boards/iotlab-a8-m3/Makefile.include
+++ b/boards/iotlab-a8-m3/Makefile.include
@@ -1,6 +1,3 @@
 USEMODULE += boards_common_iotlab
 
 include $(RIOTBOARD)/common/iotlab/Makefile.include
-
-# add iotlab-a8-m3 include path
-INCLUDES += -I$(RIOTBOARD)/$(BOARD)/include
diff --git a/boards/iotlab-m3/Makefile.include b/boards/iotlab-m3/Makefile.include
index ec728d367a4f08e5a9103214864baa4acc5d367a..d54c70cfc5dfca4905c5584b2da1fd82d3f1a9d9 100644
--- a/boards/iotlab-m3/Makefile.include
+++ b/boards/iotlab-m3/Makefile.include
@@ -1,6 +1,3 @@
 USEMODULE += boards_common_iotlab
 
 include $(RIOTBOARD)/common/iotlab/Makefile.include
-
-# add iotlab-m3 include path
-INCLUDES += -I$(RIOTBOARD)/$(BOARD)/include
diff --git a/boards/mips-malta/Makefile.include b/boards/mips-malta/Makefile.include
index 5ecd0137a90107d84fe623e642133d89798a8d98..943e5b9bd9afe7d85a009e233d16d528a392c493 100644
--- a/boards/mips-malta/Makefile.include
+++ b/boards/mips-malta/Makefile.include
@@ -1,5 +1,4 @@
 export CPU = mips32r2_generic
-export INCLUDES += -I$(RIOTBOARD)/$(BOARD)/include/
 #export USE_HARD_FLOAT = 1
 export USE_DSP = 1
 export USE_UHI_SYSCALLS = 1
diff --git a/boards/nz32-sc151/Makefile.include b/boards/nz32-sc151/Makefile.include
index 8f16c6c4d132987b0c2c138fced118557b6c18ef..686810607dc80608ba59479657cedee72af5336b 100644
--- a/boards/nz32-sc151/Makefile.include
+++ b/boards/nz32-sc151/Makefile.include
@@ -17,7 +17,5 @@ HEXFILE = $(BINFILE)
 export FFLAGS = -d $(ID) -a 0 -s 0x08000000:leave -D "$(HEXFILE)"
 export TERMFLAGS = -p $(PORT)
 
-export INCLUDES += -I$(RIOTCPU)/$(CPU)/include/ -I$(RIOTBOARD)/$(BOARD)/include/
-
 # setup serial terminal
 include $(RIOTMAKE)/tools/serial.inc.mk
diff --git a/boards/pic32-clicker/Makefile.include b/boards/pic32-clicker/Makefile.include
index 77e367b9dde57c8206788f3111846dd86542b7ff..264f0e502cc796b9c76e26e0788a8adca63fab2d 100644
--- a/boards/pic32-clicker/Makefile.include
+++ b/boards/pic32-clicker/Makefile.include
@@ -1,5 +1,4 @@
 export CPU = mips_pic32mx
 export CPU_MODEL=p32mx470f512h
-export INCLUDES += -I$(RIOTBOARD)/$(BOARD)/include/
 export APPDEPS += $(RIOTCPU)/$(CPU)/$(CPU_MODEL)/$(CPU_MODEL).S
 export USE_UHI_SYSCALLS = 1
diff --git a/boards/pic32-wifire/Makefile.include b/boards/pic32-wifire/Makefile.include
index 4e1049769f043ee15a456ea84ea95e97f35333cd..7e4a7c73879307833d022bf02a7682613ba0591a 100644
--- a/boards/pic32-wifire/Makefile.include
+++ b/boards/pic32-wifire/Makefile.include
@@ -1,5 +1,4 @@
 export CPU = mips_pic32mz
 export CPU_MODEL=p32mz2048efg100
-export INCLUDES += -I$(RIOTBOARD)/$(BOARD)/include/
 export APPDEPS += $(RIOTCPU)/$(CPU)/$(CPU_MODEL)/$(CPU_MODEL).S
 export USE_UHI_SYSCALLS = 1
diff --git a/boards/spark-core/Makefile.include b/boards/spark-core/Makefile.include
index 5e1da18bbb825a72b56b1f8d7a0935ebc683252b..cd71cdea8081f9b337a707dfffe75330eb8a475b 100644
--- a/boards/spark-core/Makefile.include
+++ b/boards/spark-core/Makefile.include
@@ -14,8 +14,6 @@ export RESET = # dfu-util has no support for resetting the device
 HEXFILE = $(BINFILE)
 export FFLAGS = -d 1d50:607f -a 0 -s 0x08005000:leave -D "$(HEXFILE)"
 
-export INCLUDES += -I$(RIOTCPU)/$(CPU)/include/ -I$(RIOTBOARD)/$(BOARD)/include/
-
 # Skip the space needed by the embedded bootloader
 export ROM_OFFSET ?= 0x5000