diff --git a/api/cl_ext_float_atomics.asciidoc b/api/cl_ext_float_atomics.asciidoc
index 14e938a9..473feb40 100644
--- a/api/cl_ext_float_atomics.asciidoc
+++ b/api/cl_ext_float_atomics.asciidoc
@@ -12,7 +12,8 @@ include::{generated}/meta/{refprefix}cl_ext_float_atomics.txt[]
 
 === Description
 
-This extension is described in the OpenCL Extensions document.
+The latest published specification for this extension is available on
+the https://registry.khronos.org/OpenCL/extensions/ext/cl_ext_float_atomics.html[OpenCL registry].
 
 === Version History
 
diff --git a/api/cl_ext_image_from_buffer.asciidoc b/api/cl_ext_image_from_buffer.asciidoc
index 02572f84..6bd6fa9b 100644
--- a/api/cl_ext_image_from_buffer.asciidoc
+++ b/api/cl_ext_image_from_buffer.asciidoc
@@ -12,7 +12,8 @@ include::{generated}/meta/{refprefix}cl_ext_image_from_buffer.txt[]
 
 === Description
 
-This extension is described in the OpenCL Extensions document.
+The latest published specification for this extension is available on
+the https://registry.khronos.org/OpenCL/extensions/ext/cl_ext_image_from_buffer.html[OpenCL registry].
 
 === Version History
 
diff --git a/api/cl_ext_image_raw10_raw12.asciidoc b/api/cl_ext_image_raw10_raw12.asciidoc
index 6c436300..d7d36b55 100644
--- a/api/cl_ext_image_raw10_raw12.asciidoc
+++ b/api/cl_ext_image_raw10_raw12.asciidoc
@@ -12,7 +12,8 @@ include::{generated}/meta/{refprefix}cl_ext_image_raw10_raw12.txt[]
 
 === Description
 
-This extension is described in the OpenCL Extensions document.
+The latest published specification for this extension is available on
+the https://registry.khronos.org/OpenCL/extensions/ext/cl_ext_image_raw10_raw12.html[OpenCL registry].
 
 === Version History
 
diff --git a/api/cl_ext_image_requirements_info.asciidoc b/api/cl_ext_image_requirements_info.asciidoc
index 6abccd5a..6de78085 100644
--- a/api/cl_ext_image_requirements_info.asciidoc
+++ b/api/cl_ext_image_requirements_info.asciidoc
@@ -12,7 +12,8 @@ include::{generated}/meta/{refprefix}cl_ext_image_requirements_info.txt[]
 
 === Description
 
-This extension is described in the OpenCL Extensions document.
+The latest published specification for this extension is available on
+the https://registry.khronos.org/OpenCL/extensions/ext/cl_ext_image_requirements_info.html[OpenCL registry].
 
 === Version History