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diff --git a/lib/erl_interface/doc/src/erl_interface.xml b/lib/erl_interface/doc/src/erl_interface.xml
index 4e66655b39..decd66046a 100644
--- a/lib/erl_interface/doc/src/erl_interface.xml
+++ b/lib/erl_interface/doc/src/erl_interface.xml
@@ -58,6 +58,18 @@
</list>
<section>
+ <title>Deprecation and Removal</title>
+ <note><p>The support for VxWorks is deprecated as of OTP 22, and
+ will be removed in OTP 23.</p></note>
+ <note><p>The old legacy <c>erl_interface</c> library (functions
+ with prefix <c>erl_</c>) is deprecated as of OTP 22, and will be
+ removed in OTP 23. This does not apply to the <c>ei</c>
+ library. Reasonably new <c>gcc</c> compilers will issue deprecation
+ warnings. In order to disable these warnings, define the macro
+ <c>EI_NO_DEPR_WARN</c>.</p></note>
+ </section>
+
+ <section>
<title>Compiling and Linking Your Code</title>
<p>In order to use any of the Erl_Interface functions, include the
following lines in your code:</p>