diff --git a/picocli-codegen/src/test/java/picocli/codegen/docgen/manpage/Issue2145.java b/picocli-codegen/src/test/java/picocli/codegen/docgen/manpage/Issue2145.java
index cee4693d7..d885b38c0 100644
--- a/picocli-codegen/src/test/java/picocli/codegen/docgen/manpage/Issue2145.java
+++ b/picocli-codegen/src/test/java/picocli/codegen/docgen/manpage/Issue2145.java
@@ -18,7 +18,7 @@ static class Documentation {
 
     @Test
     public void testManPageGenAsSubcommand() {
-        int result = new CommandLine(new Documentation()).execute("gen-manpage", "-dout", "-v");
+        int result = new CommandLine(new Documentation()).execute("gen-manpage", "-dbuild", "-v");
         assertEquals(0, result);
     }
 }