diff --git a/pingpong/Makefile b/pingpong/Makefile
index 17b1352..d0864dc 100644
--- a/pingpong/Makefile
+++ b/pingpong/Makefile
@@ -10,7 +10,7 @@ TESTS=$(addsuffix .test, $(EXEC))
 all: $(SOURCES) $(EXEC)
 
 $(EXEC): $(OBJECTS) $(CFILES)
-	$(CC) $(CFLAGS) $(LDFLAGS) $(OBJECTS) $@.c -o $@.bin
+	$(CC) $(CFLAGS) $(LDFLAGS) $(OBJECTS) $@.c -lcbor -o $@.bin
 
 .c.o:
 	$(CC) -c $(CFLAGS) $< -o $@