diff --git a/doc/source/index.rst b/doc/source/index.rst
index c7546a0..b6c9b69 100644
--- a/doc/source/index.rst
+++ b/doc/source/index.rst
@@ -15,7 +15,7 @@ metrics receiver, complex event processor and profiler, optimization processor
 and an action plan applier. This provides a robust framework to realize a wide
 range of cloud optimization goals, including the reduction of data center
 operating costs, increased system performance via intelligent virtual machine
-migration, increased energy efficiency—and more!
+migration, increased energy efficiency and more!
 
 Watcher project consists of several source code repositories: