diff --git a/src/main/java/name/nathanmcrae/numbersstation/Main.java b/src/main/java/name/nathanmcrae/numbersstation/Main.java
index a127974..7bc3e01 100644
--- a/src/main/java/name/nathanmcrae/numbersstation/Main.java
+++ b/src/main/java/name/nathanmcrae/numbersstation/Main.java
@@ -115,6 +115,12 @@ public class Main extends Application {
     public static void main(String[] args) {
         MainParsedArguments parsedArgs = new MainParsedArguments(args);
 
+        if (parsedArgs.getParseException() != null) {
+            logger.log(Level.SEVERE, "Failed when parsing arguments", parsedArgs.getParseException());
+            parsedArgs.printHelp();
+            System.exit(0);
+        }
+
         if (parsedArgs.getHelpFlag()) {
             parsedArgs.printHelp();
             System.exit(0);