diff --git a/res/basicShader.fs b/res/basicShader.fs
index 1a7154d..cefa2c7 100644
--- a/res/basicShader.fs
+++ b/res/basicShader.fs
@@ -1,4 +1,6 @@
-#version 120
+#version 330
+
+out vec4 color;
 
 varying vec2 texCoord0;
 varying vec3 normal0;
@@ -8,6 +10,6 @@ uniform vec3 lightDirection;
 
 void main()
 {
-	gl_FragColor = texture2D(sampler, texCoord0) * 
+	color = texture2D(sampler, texCoord0) * 
 		clamp(dot(-lightDirection, normal0), 0.0, 1.0);
 }
diff --git a/res/basicShader.vs b/res/basicShader.vs
index e673548..1b23601 100644
--- a/res/basicShader.vs
+++ b/res/basicShader.vs
@@ -1,8 +1,8 @@
-#version 120
+#version 330
 
-attribute vec3 position;
-attribute vec2 texCoord;
-attribute vec3 normal;
+layout(location = 0) in vec3 position;
+layout(location = 1) in  vec2 texCoord;
+layout(location = 2) in  vec3 normal;
 
 varying vec2 texCoord0;
 varying vec3 normal0;