diff --git a/Makefile b/Makefile
index 12500a5..d79df63 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 AS=as
 LINKER=ld
-OBJ=src/HelloWorld.o
+OBJ=src/helloworld.o
 
 %.o: %.asm
 	$(AS) -o $@ $<
diff --git a/src/HelloWorld.asm b/src/helloworld.asm
similarity index 100%
rename from src/HelloWorld.asm
rename to src/helloworld.asm