diff --git a/src/jobflow_remote/testing/__init__.py b/src/jobflow_remote/testing/__init__.py
index 7a43581e..27012256 100644
--- a/src/jobflow_remote/testing/__init__.py
+++ b/src/jobflow_remote/testing/__init__.py
@@ -7,6 +7,7 @@ def add(a, b):
     """Adds two numbers together and writes the answer to a file."""
     return a + b
 
+
 @job
 def write_file(n):
     with open("results.txt", "w") as f:
diff --git a/tests/integration/conftest.py b/tests/integration/conftest.py
index 8f570169..627c38b1 100644
--- a/tests/integration/conftest.py
+++ b/tests/integration/conftest.py
@@ -5,10 +5,10 @@
 import tempfile
 import time
 from pathlib import Path
-from typing import Dict, Optional
 
 import docker
 import pytest
+from docker.models.containers import Container
 
 
 def _get_free_port(upper_bound=50_000):
@@ -58,9 +58,9 @@ def docker_client():
 
 def build_and_launch_container(
     docker_client: docker.client.DockerClient,
-    dockerfile: Optional[os.PathLike] = None,
-    image_name: Optional[str] = None,
-    ports: Optional[Dict[str, int]] = None,
+    dockerfile: Path | None = None,
+    image_name: str | None = None,
+    ports: dict[str, int] | None = None,
 ):
     """Builds and/or launches a container, returning the container object.
 
@@ -76,29 +76,30 @@ def build_and_launch_container(
 
     """
 
-    try:
-        if dockerfile is not None:
-            print(f"Building {image_name}")
-            _, logs = docker_client.images.build(
-                path=str(Path(__file__).parent.parent.parent.resolve()),
-                dockerfile=dockerfile,
-                tag=image_name,
-                rm=True,
-                quiet=False,
-            )
-
-            for step in logs:
-                if step.get("stream"):
-                    print(step["stream"], end="")
+    if dockerfile is not None:
+        print(f"Building {image_name}")
+        _, logs = docker_client.images.build(
+            path=str(Path(__file__).parent.parent.parent.resolve()),
+            dockerfile=dockerfile,
+            tag=image_name,
+            rm=True,
+            quiet=False,
+        )
 
+        for step in logs:
+            if step.get("stream"):
+                print(step["stream"], end="")
+
+    try:
         print(f"Launching container for {image_name}...")
         container = docker_client.containers.run(
             image_name, detach=True, remove=True, tty=True, ports=ports
         )
+        assert isinstance(container, Container)
         print("Waiting for container to be ready", end="")
         while container.status != "running":
             print(".", end="")
-            time.sleep(10)
+            time.sleep(1)
             container.reload()
         print("")
         print(f"Container {container.id} launched.")
@@ -110,8 +111,8 @@ def build_and_launch_container(
             print(f"Stopping container {container.id}...")
             container.stop()
             print("Done!")
-        except:
-            pass
+        except Exception as exc:
+            print(f"Failed to stop container: {exc}")
 
 
 @pytest.fixture(scope="session", autouse=True)
@@ -120,7 +121,7 @@ def slurm_container(docker_client, slurm_ssh_port):
     ports = {"22/tcp": slurm_ssh_port}
     yield from build_and_launch_container(
         docker_client,
-        "./tests/integration/dockerfiles/Dockerfile.slurm",
+        Path("./tests/integration/dockerfiles/Dockerfile.slurm"),
         "jobflow-slurm:latest",
         ports=ports,
     )
@@ -203,7 +204,7 @@ def write_tmp_settings(
                 work_dir="/home/jobflow/jfr",
                 user="jobflow",
                 password="jobflow",
-                pre_run="micromamba activate jobflow",
+                pre_run="/home/jobflow/.venv/bin/activate",
                 resources={"partition": "debug", "ntasks": 1, "time": "00:01:00"},
             ),
         },
@@ -215,7 +216,7 @@ def write_tmp_settings(
             delta_retry=(1, 1, 1),
         ),
     )
-    project_json = project.json(indent=2)
+    project_json = project.model_dump_json(indent=2)
     with open(tmp_dir / f"{random_project_name}.json", "w") as f:
         f.write(project_json)
 
@@ -224,10 +225,10 @@ def write_tmp_settings(
 
 
 @pytest.fixture(scope="session")
-def daemon_manager():
+def daemon_manager(random_project_name):
     from jobflow_remote.jobs.daemon import DaemonManager
 
-    yield DaemonManager()
+    yield DaemonManager.from_project_name(random_project_name)
 
 
 @pytest.fixture(scope="session")
diff --git a/tests/integration/test_slurm.py b/tests/integration/test_slurm.py
index 2933dadc..82260ab9 100644
--- a/tests/integration/test_slurm.py
+++ b/tests/integration/test_slurm.py
@@ -32,7 +32,6 @@ def test_submit_flow(worker):
     submit_flow(flow, worker=worker)
 
     runner = Runner()
-    runner.tick_delay = 0.2
     runner.run(ticks=100)
 
 
@@ -53,5 +52,4 @@ def test_submit_flow_with_dependencies(worker):
     submit_flow(flow, worker=worker)
 
     runner = Runner()
-    runner.tick_delay = 0.2
-    runner.run(ticks=10)
+    runner.run(ticks=100)
diff --git a/tests/test_jobflow_remote.py b/tests/test_jobflow_remote.py
index c07f5925..a8574dbc 100644
--- a/tests/test_jobflow_remote.py
+++ b/tests/test_jobflow_remote.py
@@ -1,5 +1,6 @@
 def test_version():
     from jobflow_remote import __version__
+
     assert __version__.startswith("0.0.1")
 
 
@@ -9,4 +10,5 @@ def test_imports():
 
     """
     from jobflow_remote import SETTINGS  # noqa
+
     ...