diff --git a/api/GL/wglext.h b/api/GL/wglext.h
index 5d6b36f..7ef8188 100755
--- a/api/GL/wglext.h
+++ b/api/GL/wglext.h
@@ -39,7 +39,7 @@
 #include <windows.h>
 #endif
 
-#define WGL_WGLEXT_VERSION 20180615
+#define WGL_WGLEXT_VERSION 20180819
 
 /* Generated C header for:
  * API: wgl
@@ -346,7 +346,7 @@
 
 #ifndef WGL_EXT_colorspace
 #define WGL_EXT_colorspace 1
-#define WGL_COLORSPACE_EXT                0x3087
+#define WGL_COLORSPACE_EXT                0x309D
 #define WGL_COLORSPACE_SRGB_EXT           0x3089
 #define WGL_COLORSPACE_LINEAR_EXT         0x308A
 #endif /* WGL_EXT_colorspace */
diff --git a/xml/wgl.xml b/xml/wgl.xml
index 1d7c604..094fead 100644
--- a/xml/wgl.xml
+++ b/xml/wgl.xml
@@ -451,7 +451,7 @@
     </enums>
 
     <enums namespace="EGL" start="0x3080" end="0x30AF" vendor="KHR" comment="Values shared with EGL. Do not allocate additional values in this range.">
-        <enum value="0x3087" name="WGL_COLORSPACE_EXT"/>
+        <enum value="0x309D" name="WGL_COLORSPACE_EXT"/>
         <enum value="0x3089" name="WGL_COLORSPACE_SRGB_EXT"/>
         <enum value="0x308A" name="WGL_COLORSPACE_LINEAR_EXT"/>
     </enums>