diff --git a/README.md b/README.md
index d47effe..73fc74c 100644
--- a/README.md
+++ b/README.md
@@ -94,7 +94,10 @@ OPTIONS
   -c, --credential=credential  [default: admin:admin] AEM credential
                                The username and password for authenticating with the
                                target AEM instance. Should be in the format
-                               <username>:<password>.
+                               "<username>:<password>".
+                               IMPORTANT: Make sure to use quotes because passwords 
+                               contain special characters that can be misinterpreted 
+                               by the shell with unforseeable side-effects.
 
   -d, --deep                   Whether or not to recursively upload
                                all descendant folders and files