diff --git a/src/mainboard/siemens/mc_apl1/Makefile.inc b/src/mainboard/siemens/mc_apl1/Makefile.inc
index c1ed753960..fa7aea9049 100644
--- a/src/mainboard/siemens/mc_apl1/Makefile.inc
+++ b/src/mainboard/siemens/mc_apl1/Makefile.inc
@@ -11,4 +11,3 @@ subdirs-y += variants/baseboard
 CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/variants/baseboard/include
 
 subdirs-y += variants/$(VARIANT_DIR)
-CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/variants/$(VARIANT_DIR)/include
diff --git a/src/mainboard/siemens/mc_ehl/Makefile.inc b/src/mainboard/siemens/mc_ehl/Makefile.inc
index 382ec2e354..e34eddb9f1 100644
--- a/src/mainboard/siemens/mc_ehl/Makefile.inc
+++ b/src/mainboard/siemens/mc_ehl/Makefile.inc
@@ -9,7 +9,6 @@ romstage-y += romstage_fsp_params.c
 ramstage-y += mainboard.c
 
 subdirs-y += variants/baseboard
-CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/variants/$(VARIANT_DIR)/include
 CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/variants/baseboard/include
 
 subdirs-y += variants/$(VARIANT_DIR)