diff --git a/README.md b/README.md
index dad48cf..af1cae7 100644
--- a/README.md
+++ b/README.md
@@ -29,7 +29,7 @@ OpenID login through access_token or refresh_token instead of user+password
   <li><strong>socket_timeout</strong>: defaults to pyexasol default</li>
   <li><strong>query_timeout</strong>: defaults to pyexasol default</li>
   <li><strong>compression</strong>: default: False</li>
-  <li><strong>encryption</strong>: default: False</li>
+  <li><strong>encryption</strong>: default: True</li>
   <li><strong>protocol_version</strong>: default: v3</li>
   <li><strong>row_separator</strong>: default: CRLF for windows - LF otherwise</li>
   <li><strong>timestamp_format</strong>: default: YYYY-MM-DDTHH:MI:SS.FF6</li>
@@ -37,6 +37,9 @@ OpenID login through access_token or refresh_token instead of user+password
 
 # Known isues
 
+## Using encryption in Exasol 7 vs. 8
+Starting from Exasol 8 encryption is enforced by default. If you are still using Exasol 7 and have trouble connecting, you can disable encryption in profiles.yml (see optional parameters).
+
 ## >=1.3 Python model not yet supported - WIP
 - Please follow [this pull request](https://github.com/tglunde/dbt-exasol/pull/59) 
 
diff --git a/dbt/adapters/exasol/__version__.py b/dbt/adapters/exasol/__version__.py
index de98a45..42bff48 100644
--- a/dbt/adapters/exasol/__version__.py
+++ b/dbt/adapters/exasol/__version__.py
@@ -1 +1 @@
-version = "1.4.6"
+version = "1.4.7"
diff --git a/dbt/adapters/exasol/connections.py b/dbt/adapters/exasol/connections.py
index 4f57039..d70d2b5 100644
--- a/dbt/adapters/exasol/connections.py
+++ b/dbt/adapters/exasol/connections.py
@@ -84,7 +84,7 @@ class ExasolCredentials(Credentials):
     socket_timeout: int = pyexasol.constant.DEFAULT_SOCKET_TIMEOUT
     query_timeout: int = pyexasol.constant.DEFAULT_QUERY_TIMEOUT
     compression: bool = False
-    encryption: bool = False
+    encryption: bool = True
     ## Because of potential interference with dbt,
     # the following statements are not (yet) implemented
     # fetch_dict: bool
diff --git a/pyproject.toml b/pyproject.toml
index ee7667b..799e94b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "dbt-exasol"
-version = "1.4.6"
+version = "1.4.7"
 description = "Adapter to dbt-core for warehouse Exasol"
 authors = ["Torsten Glunde <torsten.glunde@alligator-company.com>", "Ilija Kutle <ilija.kutle@alligator-company.com>"]
 homepage = "https://alligatorcompany.gitlab.io/dbt-exasol"
diff --git a/test.env b/test.env
index 51ce80b..efdf883 100644
--- a/test.env
+++ b/test.env
@@ -5,3 +5,5 @@ DBT_PASS=.
 DBT_TEST_USER_1=dbt_test_role_1
 DBT_TEST_USER_2=dbt_test_role_2
 DBT_TEST_USER_3=dbt_test_role_3
+
+EXASOL_RELEASE=8
diff --git a/tests/functional/test_grants.py b/tests/functional/test_grants.py
index 3494c2f..19653fa 100644
--- a/tests/functional/test_grants.py
+++ b/tests/functional/test_grants.py
@@ -12,7 +12,10 @@ class TestIncrementalGrantsExasol(BaseIncrementalGrants):
 
 class TestInvalidGrantsExasol(BaseInvalidGrants):
     def grantee_does_not_exist_error(self):
-        return "user or role 'INVALID_USER' does not exist"
+        # Exasol versions have different error messages:
+        # Exasol 7: "user or role 'INVALID_USER does not exist"
+        # Exasol 8: "user or role INVALID_USER does not exist"
+        return "does not exist"
 
     def privilege_does_not_exist_error(self):
         return "syntax error, unexpected ON_, expecting ',' or TO_ [line 3, column 34]"