diff --git a/documentation/dev-manual/dev-manual-start.xml b/documentation/dev-manual/dev-manual-start.xml
index 91ca71c05f..bf085f8af9 100644
--- a/documentation/dev-manual/dev-manual-start.xml
+++ b/documentation/dev-manual/dev-manual-start.xml
@@ -211,7 +211,7 @@
                     the type of the software you need to install.
                     </para></listitem>
                 <listitem><para>
-                    <emphasis>Optionally Orient Yourself With Dockers:</emphasis>
+                    <emphasis>Optionally Orient Yourself With Docker:</emphasis>
                     If you are unfamiliar with Dockers and the container
                     concept, you can learn more here -
                     <ulink url='https://docs.docker.com/get-started/'></ulink>.