diff --git a/Pipfile b/Pipfile
index 7470072..0f6adb8 100644
--- a/Pipfile
+++ b/Pipfile
@@ -6,8 +6,9 @@ name = "pypi"
 [packages]
 mamba = "*"
 expects = "*"
+"path.py" = "*"
 
 [dev-packages]
 
 [requires]
-python_version = "3"
+python_version = "3.7"
diff --git a/Pipfile.lock b/Pipfile.lock
index 76b62df..ff20f6c 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,11 +1,11 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "8efc04615c78dc3fd2b4759411abe6df5eb08a68edb66f7a2a0a1d5266eb74d2"
+            "sha256": "4f05d36196fe84944e2080a837510bfcfc5616a3e82204a4261bd22bbbc6086d"
         },
         "pipfile-spec": 6,
         "requires": {
-            "python_version": "3"
+            "python_version": "3.7"
         },
         "sources": [
             {
@@ -99,6 +99,22 @@
             ],
             "index": "pypi",
             "version": "==0.11.2"
+        },
+        "path": {
+            "hashes": [
+                "sha256:2de925e8d421f93bcea80d511b81accfb6a7e6b249afa4a5559557b0cf817097",
+                "sha256:340054c5bb459fc9fd40e7eb6768c5989f3e599d18224238465b5333bc8faa7d"
+            ],
+            "markers": "python_version >= '3.6'",
+            "version": "==16.2.0"
+        },
+        "path.py": {
+            "hashes": [
+                "sha256:8d885e8b2497aed005703d94e0fd97943401f035e42a136810308bff034529a8",
+                "sha256:a43e82eb2c344c3fd0b9d6352f6b856f40b8b7d3d65cc05978b42c3715668496"
+            ],
+            "index": "pypi",
+            "version": "==12.5.0"
         }
     },
     "develop": {}
diff --git a/spec/vncserver_spec.py b/spec/vncserver_spec.py
index 53edad3..0664a3f 100644
--- a/spec/vncserver_spec.py
+++ b/spec/vncserver_spec.py
@@ -1,17 +1,18 @@
 import os
 import shutil
 import subprocess
-from mamba import description, context, it, before
+from path import Path
+from mamba import description, context, it, before, after
 from expects import expect, equal
 
 
 def clean_env():
     home_dir = os.environ['HOME']
     password_file = os.path.join(home_dir, ".kasmpasswd")
-    os.remove(password_file)
+    Path(password_file).remove_p()
 
     vnc_dir = os.path.join(home_dir, ".vnc")
-    shutil.rmtree(vnc_dir)
+    Path(vnc_dir).rmtree(ignore_errors=True)
 
 
 def run_cmd(cmd, **kwargs):