diff --git a/Makefile b/Makefile
index fb6c196..0e93870 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,19 @@
-CFLAGS=`pkg-config --libs --cflags zlib`
 
-unpack: unpack.c
-	gcc -Wall $(CFLAGS) -o unpack unpack.c
+CFLAGS += $(shell pkg-config --libs --cflags zlib)
+CFLAGS += -Wall
+
+ifndef CC
+CC = gcc
+endif
+
+APP = unpack
+TMP_FILES = $(wildcard *~)
+
+all: $(APP)
+
+%: %.c
+	$(CC) $(CFLAGS) -o $@ $<
+
+clean:
+	rm -rf $(APP) $(TMP_FILES)
+
diff --git a/thing.rb b/thing.rb
index f6f8a70..eeb8123 100644
--- a/thing.rb
+++ b/thing.rb
@@ -298,7 +298,13 @@ if $0 == __FILE__
       file.write(parent.to_json)
 
     end
-    puts "Wrote:\n [%d] %s\n [%d] %s" % [File.size(txt_name), txt_name, File.size(json_name), json_name]
+
+    binary.flush # the bits need to be written before showing the size of the file
+
+    puts "Wrote:"
+    [txt_name, json_name, binary.path].each do |filename|
+      puts " [%d] %s" % [File.size(filename), filename]
+    end
 
   end
 end