diff --git a/src/ast_handlers.hpp b/src/ast_handlers.hpp
index 82d0b1d..9f2ddef 100644
--- a/src/ast_handlers.hpp
+++ b/src/ast_handlers.hpp
@@ -408,7 +408,7 @@
     }
 };
 
-template<yang::LeafDataTypes TYPE>
+template <yang::LeafDataTypes TYPE>
 struct leaf_data_base_class {
     yang::LeafDataTypes m_type;