diff --git a/pixelgl/attr.go b/pixelgl/attr.go
index 2f6d9af..4292f46 100644
--- a/pixelgl/attr.go
+++ b/pixelgl/attr.go
@@ -18,8 +18,6 @@ const (
 	TexCoord
 	// Transform is an object transformation matrix
 	Transform
-	// Camera is a camera view matrix
-	Camera
 	// IsTexture signals, whether a texture is present.
 	IsTexture
 	// NumStandardAttrPurposes is the number of standard attribute purposes