diff --git a/targets/riot-stm32f4/Makefile b/targets/riot-stm32f4/Makefile
index 5f61d93d7..66602ef04 100644
--- a/targets/riot-stm32f4/Makefile
+++ b/targets/riot-stm32f4/Makefile
@@ -43,7 +43,8 @@ INCLUDES += -I$(JERRYDIR)/jerry-core/
 USEMODULE += shell
 USEMODULE += shell_commands
 
-# Add the jerry lib
-USEMODULE += libjerrycore
+# Add the jerry libs
+USEMODULE += libjerrycore libjerryport-minimal
+
 
 include $(RIOTBASE)/Makefile.include
diff --git a/targets/riot-stm32f4/Makefile.riot b/targets/riot-stm32f4/Makefile.riot
index 66f60cddc..3d6fbaf13 100644
--- a/targets/riot-stm32f4/Makefile.riot
+++ b/targets/riot-stm32f4/Makefile.riot
@@ -32,6 +32,7 @@ libjerry:
 	 -DENABLE_LTO=OFF \
 	 -DFEATURE_VALGRIND=OFF \
 	 -DCMAKE_TOOLCHAIN_FILE=cmake/toolchain_external.cmake \
+	 -DJERRY_LIBM=OFF \
 	 -DJERRY_LIBC=OFF \
 	 -DJERRY_CMDLINE=OFF \
 	 -DENABLE_ALL_IN_ONE=OFF \
@@ -41,8 +42,10 @@ libjerry:
 	 -DEXTERNAL_COMPILE_FLAGS="$(EXT_CFLAGS)" \
 	 -DMEM_HEAP_SIZE_KB=$(JERRYHEAP)
 
-	make -C$(BUILD_DIR) jerry-core
+	make -C$(BUILD_DIR) jerry-core jerry-port-default-minimal
 	cp $(BUILD_DIR)/lib/libjerry-core.a $(COPYTARGET)/libjerrycore.a
+	cp $(BUILD_DIR)/lib/libjerry-port-default-minimal.a $(COPYTARGET)/libjerryport-minimal.a
+
 
 riot-jerry: libjerry
 	make -f ./targets/riot-stm32f4/Makefile
@@ -51,6 +54,6 @@ flash: libjerry
 	make -f ./targets/riot-stm32f4/Makefile flash
 
 clean:
-	rm -rf $(OUTPUT)
 	rm -rf $(COPYTARGET)
+	rm -rf $(BUILD_DIR)
 	make -f ./targets/riot-stm32f4/Makefile clean
diff --git a/targets/riot-stm32f4/source/main-riotos.c b/targets/riot-stm32f4/source/main-riotos.c
index d0b5b55a0..8af0dda1d 100644
--- a/targets/riot-stm32f4/source/main-riotos.c
+++ b/targets/riot-stm32f4/source/main-riotos.c
@@ -13,6 +13,7 @@
  * limitations under the License.
  */
 
+#include <stdio.h>
 #include <string.h>
 #include "shell.h"
 #include "jerryscript.h"