diff --git a/language-snippets.ent b/language-snippets.ent
index 167085c3fd..06fbf44c66 100644
--- a/language-snippets.ent
+++ b/language-snippets.ent
@@ -46,6 +46,10 @@ information. Use <link linkend="language.operators.comparison">the ===
 operator</link> for testing the return value of this
 function.</simpara></warning>'>
 
+<!ENTITY warn.imaprecodeyaz '<warning><simpara>The IMAP extension
+cannot be used in conjuction with the <link linkend="ref.recode">recode</link> 
+or <link linkend="ref.yaz">YAZ</link> extensions.</simpara></warning>'>
+
 <!-- Various notes -->
 <!ENTITY note.not-bin-safe '<warning><simpara>This function
 is not (yet) binary safe!</simpara></warning>'>