diff --git a/README.md b/README.md
index e93ec51..bd6b9a6 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # dcmd
 Excute distributed shell command under MPI environment
 
-##How to excute:
+## How to excute:
   mpiexec -n 7 -f machifile ./dcmd<br>
   while n is the number of nodes in MPI environment.