diff --git a/Makefile b/Makefile
index 86c3a1d..1de5ef8 100644
--- a/Makefile
+++ b/Makefile
@@ -22,7 +22,7 @@ CC=gcc
 
 all: dump1090 view1090
 
-%.o: %.c dump1090.h
+%.o: %.c *.h
 	$(CC) $(CPPFLAGS) $(CFLAGS) $(EXTRACFLAGS) -c $< -o $@
 
 dump1090: dump1090.o anet.o interactive.o mode_ac.o mode_s.o net_io.o crc.o demod_2000.o demod_2400.o stats.o cpr.o icao_filter.o track.o util.o