diff --git a/tests/procs.py b/tests/procs.py
index 668b64f..971c0e4 100644
--- a/tests/procs.py
+++ b/tests/procs.py
@@ -1,3 +1,4 @@
+import logging
 import subprocess
 from pathlib import Path
 from typing import IO, Any
@@ -5,6 +6,8 @@ from typing import IO, Any
 _FILE = None | int | IO[Any]
 _DIR = None | Path | str
 
+log = logging.getLogger(__name__)
+
 
 def run(
     cmd: list[str],
@@ -16,8 +19,8 @@ def run(
     env: dict[str, str] | None = None,
 ) -> subprocess.CompletedProcess:
     if cwd is not None:
-        print(f"cd {cwd}")
-    print("$ " + " ".join(cmd))
+        log.debug(f"cd {cwd}")
+    log.debug("$ " + " ".join(cmd))
     return subprocess.run(
         cmd, text=text, check=check, cwd=cwd, stderr=stderr, stdout=stdout, env=env
     )
diff --git a/tests/test_gc.py b/tests/test_gc.py
index 5d80c10..8d49683 100644
--- a/tests/test_gc.py
+++ b/tests/test_gc.py
@@ -1,3 +1,4 @@
+import logging
 import subprocess
 import sys
 import unittest
@@ -7,6 +8,8 @@ import pytest
 from .direnv_project import DirenvProject
 from .procs import run
 
+log = logging.getLogger(__name__)
+
 def common_test(direnv_project: DirenvProject) -> None:
     run(["nix-collect-garbage"])
 
@@ -54,7 +57,7 @@ def common_test_clean(direnv_project: DirenvProject) -> None:
     rcs = [f for f in files if f.match("*.rc")]
     profiles = [f for f in files if not f.match("*.rc")]
     if len(rcs) != 1 or len(profiles) != 1:
-        print(files)
+        log.debug(files)
     assert len(rcs) == 1
     assert len(profiles) == 1
 
@@ -79,7 +82,7 @@ def test_use_flake(direnv_project: DirenvProject, strict_env: bool) -> None:
     # should only contain our flake-utils flake
     if len(inputs) != 4:
         run(["nix", "flake", "archive", "--json"], cwd=direnv_project.directory)
-        print(inputs)
+        log.debug(inputs)
     assert len(inputs) == 4
     for symlink in inputs:
         assert symlink.is_dir()
diff --git a/tests/test_use_nix.py b/tests/test_use_nix.py
index af7da4e..f12cb6b 100644
--- a/tests/test_use_nix.py
+++ b/tests/test_use_nix.py
@@ -1,3 +1,4 @@
+import logging
 import os
 import subprocess
 import sys
@@ -8,12 +9,14 @@ import pytest
 from .direnv_project import DirenvProject
 from .procs import run
 
+log = logging.getLogger(__name__)
+
 
 def direnv_exec(
     direnv_project: DirenvProject, cmd: str, env: dict[str, str] | None = None
 ) -> None:
     args = ["direnv", "exec", str(direnv_project.directory), "sh", "-c", cmd]
-    print("$ " + " ".join(args))
+    log.debug("$ " + " ".join(args))
     out = run(
         args,
         stderr=subprocess.PIPE,