diff --git a/Makefile b/Makefile
index 51452f1..b732920 100644
--- a/Makefile
+++ b/Makefile
@@ -1,11 +1,12 @@
-CFLAGS += -Wall -pedantic --std=c99 $(shell pkg-config --cflags libfreefare) -g -O0 -D_POSIX_C_SOURCE=200809L
-LDFLAGS += $(shell pkg-config --libs libfreefare)
 VERSION ?= $(shell git rev-parse --short HEAD)
 
 all: poll_desfire
 
 poll_desfire: poll_desfire.o
-	$(CC) $(LDFLAGS) $^ -o $@
+	$(CC) $(LDFLAGS) $(shell $(PKG_CONFIG) --libs libfreefare) $^ -o $@
+
+%.o: %.c
+	$(CC) $(CFLAGS) -Wall -pedantic --std=c99 $(shell $(PKG_CONFIG) --cflags libfreefare) -g -O0 -D_POSIX_C_SOURCE=200809L -c $^ -o $@
 
 clean:
 	rm -f poll_desfire *.o