diff --git a/Makefile.platform.sample b/Makefile.platform.sample
index aeb541cee..c928ae893 100644
--- a/Makefile.platform.sample
+++ b/Makefile.platform.sample
@@ -6,6 +6,7 @@ PLATFORM=PM3RDV4
 # If you want more than one PLATFORM_EXTRAS option, separate them by spaces:
 #PLATFORM_EXTRAS=BTADDON
 #PLATFORM_EXTRAS=FLASH
+#PLATFORM_EXTRAS=SMARTCARD
 #PLATFORM_EXTRAS=BTADDON FLASH
 #STANDALONE=LF_SAMYRUN
 
diff --git a/common_arm/Makefile.hal b/common_arm/Makefile.hal
index f9d7d2fe4..bbc0af74e 100644
--- a/common_arm/Makefile.hal
+++ b/common_arm/Makefile.hal
@@ -126,6 +126,10 @@ endif
 
 # parsing additional PLATFORM_EXTRAS tokens
 PLATFORM_EXTRAS_TMP:=$(PLATFORM_EXTRAS)
+ifneq (,$(findstring SMARTCARD,$(PLATFORM_EXTRAS_TMP)))
+    PLATFORM_DEFS += -DWITH_SMARTCARD
+    PLATFORM_EXTRAS_TMP := $(strip $(filter-out SMARTCARD,$(PLATFORM_EXTRAS_TMP)))
+endif
 ifneq (,$(findstring FLASH,$(PLATFORM_EXTRAS_TMP)))
     PLATFORM_DEFS += -DWITH_FLASH
     PLATFORM_EXTRAS_TMP := $(strip $(filter-out FLASH,$(PLATFORM_EXTRAS_TMP)))