Fixes for glHistogramTarget
diff --git a/xml/gl.xml b/xml/gl.xml
index 1b819d2..d1dced0 100644
--- a/xml/gl.xml
+++ b/xml/gl.xml
@@ -5973,9 +5973,9 @@
         <enum value="0x8022" name="GL_POST_CONVOLUTION_BLUE_BIAS_EXT" group="PixelTransferParameter,GetPName"/>
         <enum value="0x8023" name="GL_POST_CONVOLUTION_ALPHA_BIAS" group="PixelTransferParameter"/>
         <enum value="0x8023" name="GL_POST_CONVOLUTION_ALPHA_BIAS_EXT" group="PixelTransferParameter,GetPName"/>
-        <enum value="0x8024" name="GL_HISTOGRAM" group="HistogramTargetEXT"/>
+        <enum value="0x8024" name="GL_HISTOGRAM" group="HistogramTarget,HistogramTargetEXT"/>
         <enum value="0x8024" name="GL_HISTOGRAM_EXT" group="HistogramTargetEXT,EnableCap,GetPName"/>
-        <enum value="0x8025" name="GL_PROXY_HISTOGRAM" group="HistogramTargetEXT"/>
+        <enum value="0x8025" name="GL_PROXY_HISTOGRAM" group="HistogramTarget,HistogramTargetEXT"/>
         <enum value="0x8025" name="GL_PROXY_HISTOGRAM_EXT" group="HistogramTargetEXT"/>
         <enum value="0x8026" name="GL_HISTOGRAM_WIDTH" group="GetHistogramParameterPNameEXT"/>
         <enum value="0x8026" name="GL_HISTOGRAM_WIDTH_EXT" group="GetHistogramParameterPNameEXT"/>
@@ -20703,7 +20703,7 @@
         </command>
         <command>
             <proto>void <name>glGetnHistogram</name></proto>
-            <param group="HistogramTargetEXT"><ptype>GLenum</ptype> <name>target</name></param>
+            <param group="HistogramTarget"><ptype>GLenum</ptype> <name>target</name></param>
             <param group="Boolean"><ptype>GLboolean</ptype> <name>reset</name></param>
             <param group="PixelFormat"><ptype>GLenum</ptype> <name>format</name></param>
             <param group="PixelType"><ptype>GLenum</ptype> <name>type</name></param>
@@ -38087,6 +38087,8 @@
             <enum name="GL_CONVOLUTION_1D"/>
             <enum name="GL_CONVOLUTION_2D"/>
             <enum name="GL_SEPARABLE_2D"/>
+            <enum name="GL_HISTOGRAM"/>
+            <enum name="GL_PROXY_HISTOGRAM"/>
             <command name="glGetnMapdv"/>
             <command name="glGetnMapfv"/>
             <command name="glGetnMapiv"/>