diff --git a/extensions/clext.php b/extensions/clext.php
index 6078745..9f4f388 100644
--- a/extensions/clext.php
+++ b/extensions/clext.php
@@ -103,4 +103,6 @@
 </li>
 <li value=52><a href="extensions/arm/cl_arm_integer_dot_product.txt">cl_arm_integer_dot_product</a>
 </li>
+<li value=53><a href="extensions/qcom/cl_qcom_ext_host_ptr_iocoherent.txt">cl_qcom_ext_host_ptr_iocoherent</a>
+</li>
 </ol>
diff --git a/extensions/qcom/cl_qcom_ext_host_ptr_iocoherent.txt b/extensions/qcom/cl_qcom_ext_host_ptr_iocoherent.txt
index 1f2eed7..07d64e2 100644
--- a/extensions/qcom/cl_qcom_ext_host_ptr_iocoherent.txt
+++ b/extensions/qcom/cl_qcom_ext_host_ptr_iocoherent.txt
@@ -18,7 +18,7 @@
 
 Number
 
-    OpenCL Extension #TBD
+    OpenCL Extension #53
 
 Status
 
diff --git a/extensions/registry.py b/extensions/registry.py
index 9836973..2134461 100644
--- a/extensions/registry.py
+++ b/extensions/registry.py
@@ -261,4 +261,9 @@
         'flags' : { 'public' },
         'url' : 'extensions/qcom/cl_qcom_ion_host_ptr.txt',
     },
+    'cl_qcom_ext_host_ptr_iocoherent' : {
+        'number' : 53,
+        'flags' : { 'public' },
+        'url' : 'extensions/qcom/cl_qcom_ext_host_ptr_iocoherent.txt',
+    },
 }