diff --git a/Makefile b/Makefile
index 0b255c2..cc9765c 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,7 @@
 CCFLAGS = -ansi -Wall -Wshadow -O2
 LFLAGS = -lm
 
+.PHONY = all clean
 
 all: test test_pr bench example example2 example3
 
@@ -29,5 +30,4 @@ example3: example3.o tinyexpr.o
 	$(CC) -c $(CCFLAGS) $< -o $@
 
 clean:
-	rm *.o
-	rm *.exe
+	rm -f *.o *.exe example example2 example3 bench test_pr test