diff --git a/.gitignore-common b/.gitignore-common
index c71eced..77f6798 100644
--- a/.gitignore-common
+++ b/.gitignore-common
@@ -22,7 +22,8 @@
 # This is a template with common files to be igonored, after clone make a copy to .gitignore
 # cp .gitignore-common .gitignore
 
-*.pyc         
+*.pyc
+*.pyo
 
 #auto-ignore
 .gitignore
diff --git a/openmano b/openmano
index 6c546c1..1e5f561 100755
--- a/openmano
+++ b/openmano
@@ -579,7 +579,7 @@
     if args.scenario != None:
         scenario = args.scenario
     if not scenario:
-        print "you must provide an scenario in the file descriptor or with --scenario"
+        print "you must provide a scenario in the file descriptor or with --scenario"
         return -1
     myInstance["instance"]["scenario"] = _get_item_uuid("scenarios", scenario, tenant)
     if args.netmap_use: