diff --git a/main.cpp b/main.cpp
index 221ab962e..33e8db794 100644
--- a/main.cpp
+++ b/main.cpp
@@ -36,7 +36,9 @@ void version()
 }
 
 
-/// Helper class that extracts the first expression in an AST.
+/**
+ * Helper class that extracts the first expression in an AST.
+ */
 class FirstExpressionExtractor: private ASTVisitor
 {
 public: