diff --git a/Makefile b/Makefile
index 20d98ca..d738d07 100644
--- a/Makefile
+++ b/Makefile
@@ -1,12 +1,13 @@
 MIX = mix
-CFLAGS += -g -O3 -ansi -pedantic -Wall -Wextra -Wno-unused-parameter
+CFLAGS += -g -O3 -ansi -pedantic -Wall -Wextra -Wno-unused-parameter -Wl,--no-as-needed
 
 ERLANG_PATH = $(shell erl -eval 'io:format("~s", [lists:concat([code:root_dir(), "/erts-", erlang:system_info(version), "/include"])])' -s init stop -noshell)
 CFLAGS += -I$(ERLANG_PATH)
-CFLAGS += -I/usr/local/include -I/usr/include -L/usr/local/lib -L/usr/lib
-CFLAGS += -lpostal
+CFLAGS += $(shell pkg-config --cflags libpostal)
 CFLAGS += -std=gnu99 -Wno-unused-function
 
+LDFLAGS=$(shell pkg-config --libs libpostal)
+
 ifeq ($(wildcard deps/libpostal),)
 	LIBPOSTAL_PATH = ../libpostal
 else