diff --git a/src/docs/antora/modules/ROOT/pages/fundamentals.adoc b/src/docs/antora/modules/ROOT/pages/fundamentals.adoc
index a967033a..699775e0 100644
--- a/src/docs/antora/modules/ROOT/pages/fundamentals.adoc
+++ b/src/docs/antora/modules/ROOT/pages/fundamentals.adoc
@@ -61,7 +61,7 @@ Kotlin::
 +
 [source, kotlin, role="secondary"]
 ----
-modules.forEach(println(it))
+modules.forEach { println(it) }
 ----
 ======
 .The console output of our application module arrangement