diff --git a/include/matador/sql/condition.hpp b/include/matador/sql/condition.hpp
index fcd5b9c..e39e439 100644
--- a/include/matador/sql/condition.hpp
+++ b/include/matador/sql/condition.hpp
@@ -102,7 +102,7 @@ public:
     auto at = data_type_traits<T>::create_value(value);
     any_type_to_string_visitor value_to_string(d, query);
     std::visit(value_to_string, at);
-    return "'" + value_to_string.result + "' " + operand + " " + d.prepare_identifier(field_);
+    return value_to_string.result + " " + operand + " " + d.prepare_identifier(field_);
   }
 
 };