diff --git a/include/X11/extensions/render.h b/include/X11/extensions/render.h
index 7ecde3f..9fdf994 100644
--- a/include/X11/extensions/render.h
+++ b/include/X11/extensions/render.h
@@ -33,7 +33,7 @@ typedef XID		PictFormat;
 
 #define RENDER_NAME	"RENDER"
 #define RENDER_MAJOR	0
-#define RENDER_MINOR	11
+#define RENDER_MINOR	12
 
 #define X_RenderQueryVersion		    0
 #define X_RenderQueryPictFormats	    1
@@ -77,7 +77,9 @@ typedef XID		PictFormat;
 #define X_RenderCreateLinearGradient        34
 #define X_RenderCreateRadialGradient        35
 #define X_RenderCreateConicalGradient       36
-#define RenderNumberRequests		    (X_RenderCreateConicalGradient+1)
+/* 0.12 */
+#define X_RenderCreateColorGlyphSet	    37
+#define RenderNumberRequests		    (X_RenderCreateColorGlyphSet+1)
 
 #define BadPictFormat			    0
 #define BadPicture			    1
diff --git a/renderproto.txt b/renderproto.txt
index b589c85..cffae8c 100644
--- a/renderproto.txt
+++ b/renderproto.txt
@@ -1,6 +1,6 @@
 			The X Rendering Extension
-			      Version 0.11
-			       2009-07-15
+			      Version 0.12
+			       2020-4-22
 			      Keith Packard
 			    keithp@keithp.com
 
@@ -36,6 +36,9 @@ This extension was the work of many people, in particular:
 
  +	Owen Taylor for helping specify projective transformations
 
+ +	Maxime Coste for building a client-side version of color glyph
+        support and encouraging adding that here.
+ 
 3. Rendering Model
 
 Render provides a single rendering operation which can be used in a variety of
@@ -1148,7 +1151,21 @@ CreateConicalGradient
 
 	The colors are non premultiplied.
 
-	
+CreateColorGlyphSet
+
+	gsid:		GLYPHSET
+	format:		PICTFORMAT
+
+	Errors:
+		Alloc, IDChoice, PictFormat, Match
+
+	This request creates a container for glyphs.  The glyphset and
+	all contained glyphs are destroyed when gsid and any other names
+	for the glyphset are freed.  Format must be a Direct format, when
+	it contains RGB values, the glyphs are used as the source in
+	compositing and no mask is used, otherwise they are composited using
+	as normal glyphs.
+
 15. Extension Versioning
 
 The Render extension was developed in parallel with the implementation to
@@ -1212,3 +1229,5 @@ what each version before 1.0 implemented:
 	0.11:
 		Blend mode operators
 
+	0.12:
+		CreateColorGlyphSet