diff --git a/appendices/dependencies.xml b/appendices/dependencies.xml
index 6493aa1f9..3ad5c0097 100644
--- a/appendices/dependencies.xml
+++ b/appendices/dependencies.xml
@@ -244,7 +244,7 @@
       <segmentedlist id="bc-depends">
         <segtitle>&dependencies;</segtitle>
         <seglistitem>
-          <seg>Bash, Binutils, Coreutils, GCC, Glibc, Grep, and Make</seg>
+          <seg>Bash, Binutils, Coreutils, GCC, Glibc, Grep, Make, and Readline</seg>
         </seglistitem>
       </segmentedlist>
 
@@ -2615,7 +2615,7 @@
       <segmentedlist id="readline-before">
         <segtitle>&before;</segtitle>
         <seglistitem>
-          <seg>Bash and Gawk</seg>
+          <seg>Bash, Bc, and Gawk</seg>
         </seglistitem>
       </segmentedlist>
 
diff --git a/chapter08/bc.xml b/chapter08/bc.xml
index 9678ddd54..4493f8219 100644
--- a/chapter08/bc.xml
+++ b/chapter08/bc.xml
@@ -43,7 +43,7 @@
 
     <para>Prepare Bc for compilation:</para>
 
-<screen><userinput remap="configure">CC=gcc ./configure --prefix=/usr -G -O3</userinput></screen>
+<screen><userinput remap="configure">CC=gcc ./configure --prefix=/usr -G -O3 -r</userinput></screen>
 
     <variablelist>
       <title>The meaning of the configure options:</title>
@@ -55,6 +55,14 @@
         </listitem>
       </varlistentry>
 
+      <varlistentry>
+        <term><parameter>-G</parameter></term>
+        <listitem>
+          <para>Omit parts of the test suite that won't work
+          without a GNU bc present.</para>
+        </listitem>
+      </varlistentry>
+
       <varlistentry>
         <term><parameter>-O3</parameter></term>
         <listitem>
@@ -63,10 +71,10 @@
       </varlistentry>
 
       <varlistentry>
-        <term><parameter>-G</parameter></term>
+        <term><parameter>-r</parameter></term>
         <listitem>
-          <para>Omit  parts of the test suite that won't work
-          without a GNU bc present.</para>
+          <para>Enable the use of <application>Readline</application> to
+          improve the line editing feature of bc.</para>
         </listitem>
       </varlistentry>
     </variablelist>