diff --git a/pyproject.toml b/pyproject.toml
index 2b41841..c2523d7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -59,6 +59,7 @@ path = "dbt/adapters/postgres/__version__.py"
 
 [tool.hatch.envs.default]
 dependencies = [
+    "psycopg2-binary>=2.9,<3.0",
     "dbt-adapters @ git+https://github.com/dbt-labs/dbt-adapters.git@ADAP-207/get_show_sql_has_no_wrapping",
     "dbt-common @ git+https://github.com/dbt-labs/dbt-common.git",
     'pre-commit==3.7.0;python_version>="3.9"',
@@ -104,6 +105,7 @@ all = "python -m pytest {args:tests/functional}"
 [tool.hatch.envs.build]
 detached = true
 dependencies = [
+    "psycopg2-binary>=2.9,<3.0",
     "wheel",
     "twine",
     "check-wheel-contents",