diff --git a/sol/object.hpp b/sol/object.hpp
index 8c7be910..6e1c9feb 100644
--- a/sol/object.hpp
+++ b/sol/object.hpp
@@ -47,7 +47,7 @@ public:
     }
 
     explicit operator bool() const {
-        return is<nil_t>();
+        return !is<nil_t>();
     }
 };