diff --git a/auto/core/GL_APPLE_float_pixels b/auto/core/GL_APPLE_float_pixels
index 8a60870..2bf7458 100644
--- a/auto/core/GL_APPLE_float_pixels
+++ b/auto/core/GL_APPLE_float_pixels
@@ -1,5 +1,5 @@
 GL_APPLE_float_pixels
-http://developer.apple.com/opengl/extensions/apple_float_pixels.html
+http://www.opengl.org/registry/specs/APPLE/float_pixels.txt
 GL_APPLE_float_pixels
 	GL_HALF_APPLE 0x140B
 	GL_COLOR_FLOAT_APPLE 0x8A0F
diff --git a/auto/core/GL_APPLE_texture_range b/auto/core/GL_APPLE_texture_range
index 8c5165d..7ca9b9b 100644
--- a/auto/core/GL_APPLE_texture_range
+++ b/auto/core/GL_APPLE_texture_range
@@ -1,5 +1,5 @@
 GL_APPLE_texture_range
-http://developer.apple.com/opengl/extensions/apple_texture_range.html
+http://www.opengl.org/registry/specs/APPLE/texture_range.txt
 GL_APPLE_texture_range
 	GL_TEXTURE_STORAGE_HINT_APPLE 0x85BC
 	GL_STORAGE_PRIVATE_APPLE 0x85BD
diff --git a/auto/core/GL_ATI_pn_triangles b/auto/core/GL_ATI_pn_triangles
index 7b353b5..a61e27a 100644
--- a/auto/core/GL_ATI_pn_triangles
+++ b/auto/core/GL_ATI_pn_triangles
@@ -1,5 +1,5 @@
 GL_ATI_pn_triangles
-http://www.ati.com/developer/sdk/RADEONSDK/Html/Info/ati_pn_triangles.txt
+http://www.opengl.org/registry/specs/ATI/pn_triangles.txt
 GL_ATI_pn_triangles
 	GL_PN_TRIANGLES_ATI 0x87F0
 	GL_MAX_PN_TRIANGLES_TESSELATION_LEVEL_ATI 0x87F1
diff --git a/auto/core/GL_ATI_separate_stencil b/auto/core/GL_ATI_separate_stencil
index c4d82ab..be55bb4 100644
--- a/auto/core/GL_ATI_separate_stencil
+++ b/auto/core/GL_ATI_separate_stencil
@@ -1,5 +1,5 @@
 GL_ATI_separate_stencil
-http://www.ati.com/developer/sdk/RadeonSDK/Html/Info/ATI_separate_stencil.txt
+http://www.opengl.org/registry/specs/ATI/separate_stencil.txt
 GL_ATI_separate_stencil
 	GL_STENCIL_BACK_FUNC_ATI 0x8800
 	GL_STENCIL_BACK_FAIL_ATI 0x8801