yum -> apt in Ubuntu instructions (#599)

diff --git a/xmldoc/chapters/build.xml b/xmldoc/chapters/build.xml
index b2ff7a985e865a67179ead6240ecf7354d748064..d327199de7a27c6c807f8f313e139e465b56d726 100644 (file)
--- a/xmldoc/chapters/build.xml
+++ b/xmldoc/chapters/build.xml
@@ -52,7 +52,7 @@ use Docker.
 is needed to communicate with use with older USB Garmins.
 For MacOS, we use an included copy.
 Fedora users may need to 'yum install libusb-devel'.  Ubuntu users may
-need to 'yum install libusb-dev' or look in tools/Docker* for inspiration
+need to 'apt install libusb-dev' or look in tools/Docker* for inspiration
 from our automated Docker builds.</para>
 </listitem>
 </varlistentry>