diff --git a/demo/Makefile b/demo/Makefile
index e281f66..26ef9c6 100644
--- a/demo/Makefile
+++ b/demo/Makefile
@@ -7,8 +7,8 @@ CFLAGS= -g3 -Wall -fPIC -O -Werror
 CFLAGS+=-I../inc/
 
 #LIB=-L../lib/ 
-LIB=../lib/libMESA_handle_logger.a
-LIB+=-lpthread
+LIB=../lib/libMESA_handle_logger.a ../lib/libMESA_snprintf.a
+LIB+=-lpthread -lzlog
 
 LIB_FILE=$(wildcard ../lib/*.a)
 
diff --git a/src/Makefile b/src/Makefile
index c2d8fb1..312a5df 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -9,6 +9,7 @@ MAKE_TIME=$(shell date "+%Y_%m_%d_%H")
 VERSION_FLAGS += -DGIT_VERSION=1_0_0_$(GIT_BRANCH)_$(GIT_SHA1)_$(MAKE_TIME)
 
 CFLAGS += ${VERSION_FLAGS}
+CFLAGS += -DHAVE_SNPRINTF -DPREFER_PORTABLE_SNPRINTF
 CXXFLAGS += ${VERSION_FLAGS}
 
 ifdef ASAN