diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..551980d
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+.o
+.lst
diff --git a/Makefile b/Makefile
index 2f103e6..239ebe2 100644
--- a/Makefile
+++ b/Makefile
@@ -22,7 +22,9 @@ host.driver.o : host.driver.aii gsos.equ
 
 host.fst.o : host.fst.aii gsos.equ fst.equ records.equ fst.macros
 
-
+.PHONY : clean
+clean :
+	$(RM) -- host.fst host.driver *.o
 
 %.o : %.aii
 	$(ASM) $(ASMFLAGS) $< -o $@