diff --git a/Rakefile.rb b/Rakefile.rb
index db8e8ba..097918c 100644
--- a/Rakefile.rb
+++ b/Rakefile.rb
@@ -1,20 +1,20 @@
-require "rscons"
-
-task :default do
-  Rscons::Environment.new do |env|
-    if RUBY_PLATFORM =~ /cygwin/
-      env["CC"] = "i686-pc-mingw32-gcc"
-      env["CPPPATH"] += [
-        "C:/Ruby193/include/ruby-1.9.1",
-        "C:/Ruby193/include/ruby-1.9.1/i386-mingw32",
-      ]
-      env["LIBS"] += ["msvcrt-ruby191"]
-      env["LDFLAGS"] += ["-LC:/Ruby193/lib"]
-    else
-      env.parse_flags!("!pkg-config --cflags --libs ruby-1.9")
-    end
-    env["CFLAGS"] += ["-Wall"]
-    sources = Dir["*.c"]
-    env.Program("main", sources)
-  end
-end
+require "rscons"
+
+task :default do
+  Rscons::Environment.new do |env|
+    if RUBY_PLATFORM =~ /cygwin/
+      env["CC"] = "i686-pc-mingw32-gcc"
+      env["CPPPATH"] += [
+        "C:/Ruby193/include/ruby-1.9.1",
+        "C:/Ruby193/include/ruby-1.9.1/i386-mingw32",
+      ]
+      env["LIBS"] += ["msvcrt-ruby191"]
+      env["LDFLAGS"] += ["-LC:/Ruby193/lib"]
+    else
+      env.parse_flags!("!pkg-config --cflags --libs ruby-1.9")
+    end
+    env["CFLAGS"] += ["-Wall"]
+    sources = Dir["*.c"]
+    env.Program("main", sources)
+  end
+end