diff --git a/plugins/redshift/setup.py b/plugins/redshift/setup.py
index 7c946d84635..d566469440e 100644
--- a/plugins/redshift/setup.py
+++ b/plugins/redshift/setup.py
@@ -25,8 +25,8 @@
     install_requires=[
         'dbt-core=={}'.format(package_version),
         'dbt-postgres=={}'.format(package_version),
-        'boto3>=1.6.23,<1.8.0',
-        'botocore>=1.9.23,<1.11.0',
+        'boto3>=1.6.23,<1.10.0',
+        'botocore>=1.9.23,<1.13.0',
         'psycopg2>=2.7.5,<2.8',
     ]
 )
diff --git a/plugins/snowflake/setup.py b/plugins/snowflake/setup.py
index 93473663bdb..095cc8c818b 100644
--- a/plugins/snowflake/setup.py
+++ b/plugins/snowflake/setup.py
@@ -25,8 +25,6 @@
     },
     install_requires=[
         'dbt-core=={}'.format(package_version),
-        'snowflake-connector-python>=1.4.9',
-        'boto3>=1.6.23,<1.8.0',
-        'botocore>=1.9.23,<1.11.0',
+        'snowflake-connector-python>=1.6.12',
     ]
 )