diff --git a/en_US.ISO8859-1/books/handbook/eresources/chapter.xml b/en_US.ISO8859-1/books/handbook/eresources/chapter.xml
index 313db8d6ad..af585cf8b8 100644
--- a/en_US.ISO8859-1/books/handbook/eresources/chapter.xml
+++ b/en_US.ISO8859-1/books/handbook/eresources/chapter.xml
@@ -258,6 +258,11 @@
 	      <entry>Writing device drivers for &os;</entry>
 	    </row>
 
+	    <row>
+	      <entry>&a.dtrace.name;</entry>
+	      <entry>Using and working on DTrace in &os;</entry>
+	    </row>
+
 	    <row>
 	      <entry>&a.eclipse.name;</entry>
 	      <entry>FreeBSD users of Eclipse IDE, tools, rich client
@@ -1172,6 +1177,21 @@
 	  </listitem>
 	</varlistentry>
 
+	<varlistentry>
+	  <term>&a.dtrace.name;</term>
+
+	  <listitem>
+	    <para><emphasis>Using and working on DTrace in
+		&os;</emphasis></para>
+
+	    <para>DTrace is an integrated component of &os; that
+		provides a framework for understanding the kernel as
+		well as user space programs at run time.  The mailing
+		list is an archived discussion for developers of the
+		code as well as those using it.</para>
+	  </listitem>
+	</varlistentry>
+
 	<varlistentry>
 	  <term>&a.eclipse.name;</term>
 
diff --git a/en_US.ISO8859-1/share/xml/mailing-lists.ent b/en_US.ISO8859-1/share/xml/mailing-lists.ent
index 5366482861..8da51c351d 100644
--- a/en_US.ISO8859-1/share/xml/mailing-lists.ent
+++ b/en_US.ISO8859-1/share/xml/mailing-lists.ent
@@ -167,10 +167,13 @@
 <!ENTITY a.drivers "<ulink url='&a.drivers.url;'>Writing device drivers for FreeBSD</ulink>">
 <!ENTITY a.drivers.name "<ulink url='&a.drivers.url;'>freebsd-drivers</ulink>">
 
+<!ENTITY a.dtrace.url "&a.mailman.listinfo;/freebsd-dtrace">
+<!ENTITY a.dtrace "<ulink url='&a.dtrace.url;'>Using and working on DTrace in &os;.</ulink>">
+<!ENTITY a.dtrace.name "<ulink url='&a.dtrace.url;'>freebsd-dtrace</ulink>">
+
 <!ENTITY a.eclipse.url "&a.mailman.listinfo;/freebsd-eclipse">
 <!ENTITY a.eclipse "<ulink url='&a.eclipse.url;'>FreeBSD users of Eclipse IDE, tools, rich client applications and ports</ulink>">
 <!ENTITY a.eclipse.name "<ulink url='&a.eclipse.url;'>freebsd-eclipse</ulink>">
-
 <!ENTITY a.embedded.url "&a.mailman.listinfo;/freebsd-embedded">
 <!ENTITY a.embedded "<ulink url='&a.embedded.url;'>FreeBSD-embedded mailing list</ulink>">
 <!ENTITY a.embedded.name "<ulink url='&a.embedded.url;'>freebsd-embedded</ulink>">