diff --git a/pyMSVC/__init__.py b/pyMSVC/__init__.py
index a35ed75..de55fea 100644
--- a/pyMSVC/__init__.py
+++ b/pyMSVC/__init__.py
@@ -41,13 +41,10 @@
 
 import platform
 
-if 'Windows' in platform.platform():
-    windows = True
-else:
-    windows = False
+windows = 'Windows' in platform.platform()
 
 if windows:
-    import vswhere
+    from . import vswhere
 
     from ctypes import HRESULT
     from ctypes.wintypes import (
diff --git a/setup.py b/setup.py
index c32385c..ff20d18 100644
--- a/setup.py
+++ b/setup.py
@@ -14,5 +14,6 @@
         'Tired of having a new visual studio version break your setup program?\n'
         'This  library is the solution.'
     ),
-    license='MIT'
+    license='MIT',
+    install_requires=["comtypes"],
 )