diff --git a/tests/config.js b/tests/config.js
index fe4e646..d899d1e 100644
--- a/tests/config.js
+++ b/tests/config.js
@@ -7,4 +7,7 @@ module.exports = {
 , tlsSni01Port: 5001
 , http01Port: 80
 , webrootPath: path.join(__dirname, "acme-challenge")
+, configDir: path.join(__dirname, "letsencrypt.config")
+, workDir: path.join(__dirname, "letsencrypt.work")
+, logDir: path.join(__dirname, "letsencrypt.log")
 };
diff --git a/tests/letsencrypt.config/.gitkeep b/tests/letsencrypt.config/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/tests/letsencrypt.log/.gitkeep b/tests/letsencrypt.log/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/tests/letsencrypt.work/.gitkeep b/tests/letsencrypt.work/.gitkeep
new file mode 100644
index 0000000..e69de29