diff --git a/.changes/unreleased/Fixes-20230706-001056.yaml b/.changes/unreleased/Fixes-20230706-001056.yaml
new file mode 100644
index 000000000..79b205caf
--- /dev/null
+++ b/.changes/unreleased/Fixes-20230706-001056.yaml
@@ -0,0 +1,6 @@
+kind: Fixes
+body: Fix regression in redshift-connector==2.0.912
+time: 2023-07-06T00:10:56.337407-04:00
+custom:
+  Author: mikealfare
+  Issue: "518"
diff --git a/.changes/unreleased/Fixes-20230706-012233.yaml b/.changes/unreleased/Fixes-20230706-012233.yaml
new file mode 100644
index 000000000..bc28b2eec
--- /dev/null
+++ b/.changes/unreleased/Fixes-20230706-012233.yaml
@@ -0,0 +1,6 @@
+kind: Fixes
+body: Fixed unit test that broke following dbt clone work
+time: 2023-07-06T01:22:33.840137-04:00
+custom:
+  Author: mikealfare
+  Issue: "518"
diff --git a/setup.py b/setup.py
index 56d4fa101..3dd9e7913 100644
--- a/setup.py
+++ b/setup.py
@@ -85,7 +85,7 @@ def _core_version(plugin_version: str = _plugin_version()) -> str:
         f"dbt-core~={_core_version()}",
         f"dbt-postgres~={_core_version()}",
         "boto3~=1.26.26",
-        "redshift-connector~=2.0.911",
+        "redshift-connector~=2.0.911,!=2.0.912",
         # installed via dbt-core but referenced directly; don't pin to avoid version conflicts with dbt-core
         "agate",
     ],
diff --git a/tests/unit/test_context.py b/tests/unit/test_context.py
index 542387c0d..31c436d82 100644
--- a/tests/unit/test_context.py
+++ b/tests/unit/test_context.py
@@ -147,6 +147,7 @@ def mock_model():
         raw_sql="",
         description="",
         columns={},
+        defer_relation=None,
     )