diff --git a/lib/README.md b/lib/README.md
index 5d03260..19776f5 100644
--- a/lib/README.md
+++ b/lib/README.md
@@ -1,7 +1,10 @@
 # External libraries
 
-This directory contains external libraries that are needed to build various parts of the firmware. All of these libraries reside in external Git repositories that are linked to this repository as Git submodules.
+This directory contains external libraries that are needed to build various parts of the firmware.
+All of these libraries reside in external Git repositories that are linked to this repository as Git
+submodules.
 
-If the subdirectories of this directory are empty then execute the following command to fetch the external libraries:
+If the subdirectories of this directory are empty then execute the following command to fetch the
+external libraries:
 
 `git submodule update --init`