diff --git a/src/compatibility/android-cdd.html b/src/compatibility/android-cdd.html
index 55fa014..728f96f 100644
--- a/src/compatibility/android-cdd.html
+++ b/src/compatibility/android-cdd.html
@@ -916,6 +916,9 @@
 versions and extensions actually supported by the device must be fully
 implemented.</p>
 
+<p>Device implementations MUST NOT include a native library with the
+name libvulkan.so.</p>
+
 <p>Native code compatibility is challenging. For this reason, device implementers
 are <strong>very strongly encouraged</strong> to use the implementations of the libraries listed above from the upstream
 Android Open Source Project. </p>