diff --git a/extensions/EXT/EXT_texture_sRGB_R8.txt b/extensions/EXT/EXT_texture_sRGB_R8.txt
index 50f886e..00e4707 100644
--- a/extensions/EXT/EXT_texture_sRGB_R8.txt
+++ b/extensions/EXT/EXT_texture_sRGB_R8.txt
@@ -31,7 +31,7 @@
 Number
 
     OpenGL ES Extension #221
-    OpenGL Extension #594
+    OpenGL Extension #534
 
 Dependencies
 
diff --git a/extensions/EXT/GLX_EXT_context_priority.txt b/extensions/EXT/GLX_EXT_context_priority.txt
index be43af0..081a411 100644
--- a/extensions/EXT/GLX_EXT_context_priority.txt
+++ b/extensions/EXT/GLX_EXT_context_priority.txt
@@ -29,7 +29,7 @@
 
 Number
 
-    595
+    OpenGL Extension #535
 
 Dependencies
 
diff --git a/extensions/NV/NV_vdpau_interop2.txt b/extensions/NV/NV_vdpau_interop2.txt
index 6d2106e..1779a58 100644
--- a/extensions/NV/NV_vdpau_interop2.txt
+++ b/extensions/NV/NV_vdpau_interop2.txt
@@ -25,7 +25,7 @@
 
 Number
 
-    OpenGL Extension #593
+    OpenGL Extension #533
 
 Dependencies
 
@@ -47,7 +47,7 @@
 
 IP Status
 
-    There are no known IP issues. 
+    There are no known IP issues.
 
 New Types
 
@@ -68,13 +68,13 @@
 
 Additions to Chapter 8 of the OpenGL 4.6 (unabridged) Specification
 (Textures and Samplers)
-    
-    Replace the paragraph that begins with 'The command 
+
+    Replace the paragraph that begins with 'The command
     vdpauSurfaceNV VDPAURegisterVideoSurfaceNV' and the following two paragraphs,
     including table 3.8.3.1, with the following:
 
     The commands
-    
+
         vdpauSurfaceNV VDPAURegisterVideoSurfaceNV (const void *vdpSurface,
                                                     enum       target,
                                                     sizei      numTextureNames,
@@ -92,9 +92,9 @@
     determines how many textures are defined. <textureNames> contains
     the names of the textures that are defined. The surface is
     transitioned into the registered state.
-    
-    VDPAURegisterVideoSurfaceNV is equivalent to calling 
-    VDPAURegisterVideoSurfaceWithPictureStructureNV with <isFrameStructure> 
+
+    VDPAURegisterVideoSurfaceNV is equivalent to calling
+    VDPAURegisterVideoSurfaceWithPictureStructureNV with <isFrameStructure>
     set to FALSE.
 
     Legal values for <numTextureNames>,<isFrameStructure> are derived from the
@@ -141,10 +141,10 @@
                                                                         1      w   x h    R8G8      Chroma
 
       Table 8.7.1: Supported VdpChromaType values, and derived values
-      of <numTextureNames>,<isFrameStructure> and texture parameters for 
+      of <numTextureNames>,<isFrameStructure> and texture parameters for
       each texture.
 
-    VDPAURegisterVideoSurfaceWithPictureStructureNV's return value is a handle 
+    VDPAURegisterVideoSurfaceWithPictureStructureNV's return value is a handle
     used by various other commands detailed in NV_vdpau_interop.
 
 
@@ -174,12 +174,12 @@
 
 Errors
 
-    INVALID_OPERATION is generated by 
+    INVALID_OPERATION is generated by
     VDPAURegisterVideoSurfaceWithPictureStructureNV if the VDPAU driver
     refuses the request for some reason.
 
     INVALID_OPERATION is generated if any texture named by an entry
-    within the <textureNames> parameter of 
+    within the <textureNames> parameter of
     VDPAURegisterVideoSurfaceWithPictureStructureNV is marked as immutable.
 
     INVALID_VALUE is generated if the VDPAU surface named by the
diff --git a/extensions/registry.py b/extensions/registry.py
index b452577..a058a71 100644
--- a/extensions/registry.py
+++ b/extensions/registry.py
@@ -1457,7 +1457,7 @@
         'url' : 'extensions/ATI/ATI_pn_triangles.txt',
     },
     'WGL_ATI_render_texture_rectangle' : {
-        'number' : 592,
+        'number' : 532,
         'flags' : { 'public' },
         'supporters' : { 'ATI' },
         'url' : 'extensions/ATI/WGL_ATI_render_texture_rectangle.txt',
@@ -1660,7 +1660,7 @@
         'url' : 'extensions/EXT/EXT_conservative_depth.txt',
     },
     'GLX_EXT_context_priority' : {
-        'number' : 595,
+        'number' : 535,
         'flags' : { 'public' },
         'url' : 'extensions/EXT/GLX_EXT_context_priority.txt',
     },
@@ -2512,7 +2512,7 @@
         'url' : 'extensions/EXT/EXT_texture_sRGB.txt',
     },
     'GL_EXT_texture_sRGB_R8' : {
-        'number' : 594,
+        'number' : 534,
         'esnumber' : 221,
         'flags' : { 'public' },
         'url' : 'extensions/EXT/EXT_texture_sRGB_R8.txt',
@@ -3866,7 +3866,7 @@
         'url' : 'extensions/NV/NV_vdpau_interop.txt',
     },
     'GL_NV_vdpau_interop2' : {
-        'number' : 593,
+        'number' : 533,
         'flags' : { 'public' },
         'supporters' : { 'NVIDIA' },
         'url' : 'extensions/NV/NV_vdpau_interop2.txt',