diff --git a/Makefile b/Makefile
index e1b494cffedddd38aa773aa0cc45ccae196c45be..8f62deaa1bf2fc02366d8c5e1043d9c84f02887e 100644
--- a/Makefile
+++ b/Makefile
@@ -107,7 +107,7 @@ check_requirements:
 	mkdir -p ${PLATFORM_OBJ_DIR}
 	mkdir -p ${VAL_OBJ_DIR}
 
-$(BUILD_ALL):
+$(BUILD_ALL): check_requirements
 	@echo "Building sub-component at $(@)"
 	$(MAKE) -C $(@)
 
@@ -116,11 +116,11 @@ $(PROGRAM):
 	echo "$(CC) $(D_NAMES) $(CFLAGS) $(PLATFORM_OBJ_DIR)/*.o $(LDFLAGS) -L$(LIB_DIR) -l$(LIB) -o $@"
 	$(CC) $(D_NAMES) $(CFLAGS)  $(APP_OBJ_DIR)/*.o $(PLATFORM_OBJ_DIR)/*.o $(LDFLAGS) -L$(LIB_DIR) -l$(LIB) -o $@
 
-$(LIB_BM):
+$(LIB_BM): $(BUILD_ALL)
 	echo "Building library at `pwd`"
 	$(AR) -cvq lib$@.a $(VAL_OBJ_DIR)/*.o $(TEST_OBJ_DIR)/*.o  $(APP_OBJ_DIR)/*.o $(PLATFORM_OBJ_DIR)/*.o
 
-$(LIB_ALL):
+$(LIB_ALL): $(BUILD_ALL)
 	echo "Building library at `pwd`"
 	$(AR) -cvq lib$@.a $(VAL_OBJ_DIR)/*.o $(TEST_OBJ_DIR)/*.o