diff --git a/dbt/include/vertica/macros/adapters.sql b/dbt/include/vertica/macros/adapters.sql
index 4b0da7f..9826a95 100644
--- a/dbt/include/vertica/macros/adapters.sql
+++ b/dbt/include/vertica/macros/adapters.sql
@@ -119,6 +119,7 @@
 
   create {% if temporary: -%}local temporary{%- endif %} table
     {{ relation.include(database=(not temporary), schema=(not temporary)) }}
+    {% if temporary: -%}on commit preserve rows{%- endif %}
   as (
     {{ sql }}
   );
diff --git a/setup.py b/setup.py
index e05cfa4..9b22d0f 100644
--- a/setup.py
+++ b/setup.py
@@ -4,7 +4,7 @@
 import pathlib
 
 package_name = "dbt-vertica"
-package_version = "0.18.0"
+package_version = "0.18.1"
 description = """The vertica adapter plugin for dbt (data build tool)"""
 
 HERE = pathlib.Path(__file__).parent
@@ -29,7 +29,7 @@
         ]
     },
     install_requires=[
-        'dbt-core>=0.18.0',
+        'dbt-core~=0.18.0',
         'vertica-python>=0.10.0',
     ]
 )