diff --git a/general/prog/python.xml b/general/prog/python.xml
index 7a8024db56..233b3e09f3 100644
--- a/general/prog/python.xml
+++ b/general/prog/python.xml
@@ -62,7 +62,7 @@ url="&patch-root;/Python-&Python-version;-db43-1.patch"/></para></listitem>
 <para>If you have Berkeley DB installed and wish to utilize it, apply
 the following patch:</para>
 
-<screen><userinput><command>patch -Np1 ../Python-&Python-version;-db43-1.patch</command></userinput></screen>
+<screen><userinput><command>patch -Np1 -i ../Python-&Python-version;-db43-1.patch</command></userinput></screen>
 
 <para>Install <application>Python</application> by running the following
 commands:</para>