diff --git a/source/app.d b/source/app.d
index ac429bb..b504da2 100644
--- a/source/app.d
+++ b/source/app.d
@@ -10,14 +10,14 @@ private string programName = "chkpass";
 int main(string[] args) {
     auto argumets = new Program(programName, chkpassVersion)
         .add(new Command("check", "check user password")
-            .add(new Option("m", "module", "use a dedicated PAM module")
+            .add(new Option("m", "module", "use a special PAM module")
                 .optional)
             .add(new Argument("username")
                 .required)
             .add(new Argument("password")
                 .required))
         .add(new Command("change", "change user password")
-            .add(new Option("m", "module", "use a dedicated PAM module")
+            .add(new Option("m", "module", "use a special PAM module")
                 .optional)
             .add(new Argument("username")
                 .required)