diff --git a/reaction-mailcreate/README.md b/reaction-mailcreate/README.md
index f2b4c630806b84bae58b6135c742620dd342e602..bc9497b4f5545a747448a59dfec4c7c06a116752 100644
--- a/reaction-mailcreate/README.md
+++ b/reaction-mailcreate/README.md
@@ -98,8 +98,8 @@ DFN-CERT,Tobias,Dussa,dussa@dfn-cert.de
 
  - `-b`/`--basedir`: The base directory for all the input/output data.
    Defaults to `Mails`.
- - `c`/`--campaign`: The campaign identifier. Defaults to `Test`.
- - `d`/`--dry-run`: Toggle to force dry-run mode (no mails are actually
+ - `-c`/`--campaign`: The campaign identifier. Defaults to `Test`.
+ - `-d`/`--dry-run`: Toggle to force dry-run mode (no mails are actually
    sent, no web calls are actually made).  Useful to test whether the input
    data and the mail template used actually generate sensible mails.
  - `-h`/`--help`: Displays the help text and exits the script.