diff --git a/README.md b/README.md
index fc29ecd..28706d8 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ build ldapdock
 > docker build -t ldapdock /path/to/dockerfile
 ```
 
-after build, check the docker image has been created properly with the given REPOSITORY name
+<sup>conditional</sup>after build, check the docker image has been created properly with the given REPOSITORY name
 ```
 > docker images
 REPOSITORY    TAG       IMAGE ID       CREATED       SIZE