diff --git a/Rakefile.rb b/Rakefile.rb
index 5254fab..0100cb9 100644
--- a/Rakefile.rb
+++ b/Rakefile.rb
@@ -4,7 +4,11 @@ task :default do
   Rscons::Environment.new do |env|
     env.build_root = "build"
     env.parse_flags!("!sdl2-config --cflags --libs")
-    env["CXXFLAGS"] += %w[-isystem oglplus/include]
+    env["CXXFLAGS"] += %w[
+      -isystem oglplus/include
+      -isystem oglplus/implement
+      -std=gnu++11
+    ]
     env["CPPDEFINES"] += %w[
       OGLPLUS_NO_SITE_CONFIG
     ]
diff --git a/main.cc b/main.cc
index e304548..3f1b8f8 100644
--- a/main.cc
+++ b/main.cc
@@ -1,5 +1,8 @@
 #include <SDL.h>
-#include "oglplus/gl.hpp"
+#include <oglplus/gl.hpp>
+#include <oglplus/all.hpp>
+
+using namespace oglplus;
 
 #define WIDTH 800
 #define HEIGHT 600
@@ -54,6 +57,36 @@ int main(int argc, char * argv[])
 
 static void init()
 {
+    VertexShader vs;
+    FragmentShader fs;
+    Program program;
+    VertexArray cube;
+    Buffer verts;
+
+    vs.Source("#version 330\n"
+              "uniform mat4 projection;\n"
+              "uniform mat4 modelview;\n"
+              "in vec4 position;\n"
+              "in vec3 normal;\n"
+              "in vec2 texture;\n"
+              "out vec3 normal_i;\n"
+              "out vec2 texture_i;\n"
+              "void main(void)\n"
+              "{\n"
+              "  normal_i = normal;\n"
+              "  texture_i = texture;\n"
+              "  gl_Position = projection * modelview * position\n"
+              "}");
+    vs.Compile();
+    fs.Source("#version 330\n"
+              "in vec3 normal_i;\n"
+              "in vec2 texture_i;\n"
+              "out vec4 frag_color;\n"
+              "void main(void)\n"
+              "{\n"
+              "  frag_color = vec4(texture_i, 1.0, 1.0);\n"
+              "}");
+    fs.Compile();
 }
 
 static void display(SDL_Window * window)