diff --git a/src/main/kotlin/nl/avisi/structurizr/site/generatr/GenerateSiteCommand.kt b/src/main/kotlin/nl/avisi/structurizr/site/generatr/GenerateSiteCommand.kt
index 23bf1989..c378cb29 100644
--- a/src/main/kotlin/nl/avisi/structurizr/site/generatr/GenerateSiteCommand.kt
+++ b/src/main/kotlin/nl/avisi/structurizr/site/generatr/GenerateSiteCommand.kt
@@ -53,7 +53,7 @@ class GenerateSiteCommand : Subcommand(
 
     private val allBranches by option(
         ArgType.Boolean, "all-branches", "all",
-        "When set to TRUE will generate a site for every branch in the git repository"
+        "When set, generate a site for every branch in the git repository"
     ).default(value = false)
     private val excludeBranches by option(
         ArgType.String, "exclude-branches", "ex",