diff --git a/dbt/include/athena/macros/materializations/models/incremental/incremental.sql b/dbt/include/athena/macros/materializations/models/incremental/incremental.sql
index 61074f10..b8e9afd2 100644
--- a/dbt/include/athena/macros/materializations/models/incremental/incremental.sql
+++ b/dbt/include/athena/macros/materializations/models/incremental/incremental.sql
@@ -79,6 +79,7 @@
     {% set unique_key = config.get('unique_key') %}
     {% set incremental_predicates = config.get('incremental_predicates') %}
     {% set delete_condition = config.get('delete_condition') %}
+    {% set not_match_delete_condition = config.get('not_match_delete_condition') %}
     {% set update_condition = config.get('update_condition') %}
     {% set insert_condition = config.get('insert_condition') %}
     {% set empty_unique_key -%}
@@ -115,6 +116,7 @@
         update_condition=update_condition,
         insert_condition=insert_condition,
         force_batch=force_batch,
+        not_match_delete_condition=not_match_delete_condition
       )
     %}
     {% do to_drop.append(tmp_relation) %}
diff --git a/dbt/include/athena/macros/materializations/models/incremental/merge.sql b/dbt/include/athena/macros/materializations/models/incremental/merge.sql
index 8741adb7..0a276ab8 100644
--- a/dbt/include/athena/macros/materializations/models/incremental/merge.sql
+++ b/dbt/include/athena/macros/materializations/models/incremental/merge.sql
@@ -77,6 +77,7 @@
     update_condition,
     insert_condition,
     force_batch,
+    not_match_delete_condition,
     statement_name="main"
   )
 %}
@@ -135,6 +136,10 @@
               {%- endif -%}
             {%- endfor %}
       {%- endif %}
+      {% if not_match_delete_condition is not none -%}
+          when not matched and {{ not_match_delete_condition }}
+          then delete
+      {%- endif %}
       when not matched {% if insert_condition is not none -%} and {{ insert_condition }} {%- endif %}
         then insert ({{ dest_cols_csv }})
          values ({{ src_cols_csv }})