diff --git a/spec/src/main/asciidoc/core/packagingdeployment.asciidoc b/spec/src/main/asciidoc/core/packagingdeployment.asciidoc
index b07ef542..236ab871 100644
--- a/spec/src/main/asciidoc/core/packagingdeployment.asciidoc
+++ b/spec/src/main/asciidoc/core/packagingdeployment.asciidoc
@@ -33,7 +33,7 @@ is not a bean archive.
 An _implicit bean archive_ is:
 
 * an archive which contains a `beans.xml` file that is empty, or,
-* an archive which contains a `beans.xml` file that has `bean-discovery-mode` attribute set to `annotated`
+* an archive which contains a `beans.xml` file with version 4.0 (or later) that has `bean-discovery-mode` attribute set to `annotated`
 
 Any other archive which contains a `beans.xml` file is not portable in {cdi_lite}.
 More kinds of bean archives exist in {cdi_full}.