diff --git a/lib/common.mk b/lib/common.mk
index 1f6214d..beba468 100644
--- a/lib/common.mk
+++ b/lib/common.mk
@@ -20,6 +20,9 @@ BPF_OBJ_INSTALL ?= $(BPF_OBJ)
 LIB_DIR ?= ../lib
 LDLIBS ?= $(USER_LIBS)
 
+# get list of objects in util
+include $(LIB_DIR)/util/util.mk
+
 include $(LIB_DIR)/defines.mk
 
 # Extend if including Makefile already added some
diff --git a/lib/defines.mk b/lib/defines.mk
index e123a26..0c99b50 100644
--- a/lib/defines.mk
+++ b/lib/defines.mk
@@ -32,5 +32,5 @@ CFLAGS += $(DEFINES)
 BPF_CFLAGS += $(DEFINES)
 
 CONFIGMK := $(LIB_DIR)/../config.mk
-LIBMK := Makefile $(CONFIGMK) $(LIB_DIR)/defines.mk $(LIB_DIR)/common.mk
+LIBMK := Makefile $(CONFIGMK) $(LIB_DIR)/defines.mk $(LIB_DIR)/common.mk $(LIB_DIR)/util/util.mk
 
diff --git a/lib/util/util.mk b/lib/util/util.mk
new file mode 100644
index 0000000..3a6ba97
--- /dev/null
+++ b/lib/util/util.mk
@@ -0,0 +1,2 @@
+# list of objects in this directory
+UTIL_OBJS :=