diff --git a/xml/gl.xml b/xml/gl.xml
index be398ef..e517469 100644
--- a/xml/gl.xml
+++ b/xml/gl.xml
@@ -2196,6 +2196,22 @@
             <enum name="GL_FRONT_RIGHT"/>
             <enum name="GL_LEFT"/>
             <enum name="GL_RIGHT"/>
+            <enum name="GL_COLOR_ATTACHMENT0"/>
+            <enum name="GL_COLOR_ATTACHMENT1"/>
+            <enum name="GL_COLOR_ATTACHMENT2"/>
+            <enum name="GL_COLOR_ATTACHMENT3"/>
+            <enum name="GL_COLOR_ATTACHMENT4"/>
+            <enum name="GL_COLOR_ATTACHMENT5"/>
+            <enum name="GL_COLOR_ATTACHMENT6"/>
+            <enum name="GL_COLOR_ATTACHMENT7"/>
+            <enum name="GL_COLOR_ATTACHMENT8"/>
+            <enum name="GL_COLOR_ATTACHMENT9"/>
+            <enum name="GL_COLOR_ATTACHMENT10"/>
+            <enum name="GL_COLOR_ATTACHMENT11"/>
+            <enum name="GL_COLOR_ATTACHMENT12"/>
+            <enum name="GL_COLOR_ATTACHMENT13"/>
+            <enum name="GL_COLOR_ATTACHMENT14"/>
+            <enum name="GL_COLOR_ATTACHMENT15"/>
         </group>
 
         <group name="RenderingMode">