diff --git a/macros/generic_tests/not_constant.sql b/macros/generic_tests/not_constant.sql
index c3a976bf..b8da215c 100644
--- a/macros/generic_tests/not_constant.sql
+++ b/macros/generic_tests/not_constant.sql
@@ -22,6 +22,6 @@ from {{ model }}
   {{groupby_gb_cols}}
 
 having count(distinct {{ column_name }}) = 1
-
+  and count(1) > 1
 
 {% endmacro %}