diff --git a/poky/documentation/profile-manual/intro.rst b/poky/documentation/profile-manual/intro.rst
index 9c8fa3d..e9208df 100644
--- a/poky/documentation/profile-manual/intro.rst
+++ b/poky/documentation/profile-manual/intro.rst
@@ -7,7 +7,7 @@
 Introduction
 ============
 
-Yocto bundles a number of tracing and profiling tools - this 'HOWTO'
+Yocto bundles a number of tracing and profiling tools --- this 'HOWTO'
 describes their basic usage and shows by example how to make use of them
 to examine application and system behavior.
 
@@ -26,7 +26,7 @@
 
 The final section of this 'HOWTO' is a collection of real-world examples
 which we'll be continually adding to as we solve more problems using the
-tools - feel free to add your own examples to the list!
+tools --- feel free to add your own examples to the list!
 
 General Setup
 =============