diff --git a/.gitignore b/.gitignore
deleted file mode 100644
index 1369984..0000000
--- a/.gitignore
+++ /dev/null
@@ -1,2 +0,0 @@
-/makefile.csm
-/rain
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..11f1fc7
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,19 @@
+CSM := csm
+PREFIX := /usr/local
+INSTALL := install
+
+.PHONY: all
+all: Makefile.csm
+	$(MAKE) -f Makefile.csm
+
+Makefile.csm:
+	$(CSM) -makefile Makefile.csm
+
+.PHONY: clean
+clean: Makefile.csm
+	$(MAKE) -f Makefile.csm clean
+	rm -f Makefile.csm rain
+
+.PHONY: install
+install:
+	$(INSTALL) -sDm755 rain $(DESTDIR)$(PREFIX)/bin/rain
diff --git a/makefile b/makefile
deleted file mode 100644
index 738144f..0000000
--- a/makefile
+++ /dev/null
@@ -1,18 +0,0 @@
-CSM := csm
-PREFIX := /usr/local
-INSTALL := install
-
-.PHONY: all
-all: makefile.csm
-	$(MAKE) -f makefile.csm
-
-makefile.csm:
-	$(CSM) -makefile makefile.csm
-
-.PHONY: clean
-clean:
-	git clean -fdx
-
-.PHONY: install
-install:
-	$(INSTALL) -sDm755 rain $(DESTDIR)$(PREFIX)/bin/rain