diff --git a/prefect_aws/deployments/steps.py b/prefect_aws/deployments/steps.py
index 77930465..7525a5e2 100644
--- a/prefect_aws/deployments/steps.py
+++ b/prefect_aws/deployments/steps.py
@@ -220,7 +220,7 @@ def get_s3_client(
     aws_client_parameters = credentials.get("aws_client_parameters", client_parameters)
     api_version = aws_client_parameters.get("api_version", None)
     endpoint_url = aws_client_parameters.get("endpoint_url", None)
-    use_ssl = aws_client_parameters.get("use_ssl", None)
+    use_ssl = aws_client_parameters.get("use_ssl", True)
     verify = aws_client_parameters.get("verify", None)
     config_params = aws_client_parameters.get("config", {})
     config = Config(**config_params)
diff --git a/tests/deploments/test_steps.py b/tests/deploments/test_steps.py
index c78c3578..70550a8d 100644
--- a/tests/deploments/test_steps.py
+++ b/tests/deploments/test_steps.py
@@ -30,10 +30,12 @@ def tmp_files(tmp_path: Path):
         "testdir2/testfile5.txt",
     ]
 
-    (tmp_path / ".prefectignore").write_text("""
+    (tmp_path / ".prefectignore").write_text(
+        """
     testdir1/*
     .prefectignore
-    """)
+    """
+    )
 
     for file in files:
         filepath = tmp_path / file
@@ -228,7 +230,7 @@ def test_s3_session_with_params():
         assert {
             "api_version": "v1",
             "endpoint_url": None,
-            "use_ssl": None,
+            "use_ssl": True,
             "verify": None,
         }.items() <= all_calls[1].kwargs.items()
         assert all_calls[1].kwargs.get("config").connect_timeout == 300
@@ -244,7 +246,7 @@ def test_s3_session_with_params():
         assert {
             "api_version": None,
             "endpoint_url": None,
-            "use_ssl": None,
+            "use_ssl": True,
             "verify": None,
         }.items() <= all_calls[3].kwargs.items()
         assert all_calls[3].kwargs.get("config").connect_timeout == 60
@@ -340,12 +342,14 @@ def test_prefectignore_with_comments_and_empty_lines(
     folder = "my-project"
 
     # Update the .prefectignore file with comments and empty lines
-    (tmp_files / ".prefectignore").write_text("""
+    (tmp_files / ".prefectignore").write_text(
+        """
         # This is a comment
         testdir1/*
 
         .prefectignore
-        """)
+        """
+    )
 
     os.chdir(tmp_files)