diff --git a/docs/specs/enums.txt b/docs/specs/enums.txt
index eb4aa396c56..bf3ca9c1762 100644
--- a/docs/specs/enums.txt
+++ b/docs/specs/enums.txt
@@ -63,6 +63,9 @@ GL_MESAX_texture_stack:
 	GL_TEXTURE_1D_STACK_BINDING_MESAX    0x875D
 	GL_TEXTURE_2D_STACK_BINDING_MESAX    0x875E
 
+GL_MESA_program_binary_formats:
+        GL_PROGRAM_BINARY_FORMAT_MESA           0x875F
+
 GL_MESA_tile_raster_order
 	GL_TILE_RASTER_ORDER_FIXED_MESA		0x8BB8
 	GL_TILE_RASTER_ORDER_INCREASING_X_MESA	0x8BB9
diff --git a/src/mapi/glapi/registry/gl.xml b/src/mapi/glapi/registry/gl.xml
index cbabe11b398..833478aa515 100644
--- a/src/mapi/glapi/registry/gl.xml
+++ b/src/mapi/glapi/registry/gl.xml
@@ -5505,7 +5505,7 @@ typedef unsigned int GLhandleARB;
         <enum value="0x875C" name="GL_PROXY_TEXTURE_2D_STACK_MESAX"/>
         <enum value="0x875D" name="GL_TEXTURE_1D_STACK_BINDING_MESAX"/>
         <enum value="0x875E" name="GL_TEXTURE_2D_STACK_BINDING_MESAX"/>
-            <unused start="0x875F" vendor="MESA"/>
+        <enum value="0x875F" name="GL_PROGRAM_BINARY_FORMAT_MESA"/>
     </enums>
 
     <enums namespace="GL" start="0x8760" end="0x883F" vendor="AMD">
@@ -44361,6 +44361,11 @@ typedef unsigned int GLhandleARB;
                 <enum name="GL_PACK_INVERT_MESA"/>
             </require>
         </extension>
+        <extension name="GL_MESA_program_binary_formats" supported="gl|gles2">
+            <require>
+                <enum name="GL_PROGRAM_BINARY_FORMAT_MESA"/>
+            </require>
+        </extension>
         <extension name="GL_MESA_resize_buffers" supported="gl">
             <require>
                 <command name="glResizeBuffersMESA"/>