diff --git a/language/constants.xml b/language/constants.xml
index d56db6fa8e..ea99cf3dfb 100644
--- a/language/constants.xml
+++ b/language/constants.xml
@@ -173,8 +173,9 @@ echo CONSTANT;
      As opposed to defining constants using <function>define</function>,
      constants defined using the <literal>const</literal> keyword must be
      declared at the top-level scope because they are defined at compile-time.
-     This means that they cannot be declared inside functions, loops or
-     <literal>if</literal> statements.
+     This means that they cannot be declared inside functions, loops,
+     <literal>if</literal> statements or <literal>try</literal>/
+     <literal>catch</literal> blocks.
     </para>
    </note>