diff --git a/oml/modules/generic.py b/oml/modules/generic.py
index 3806462..a74323e 100644
--- a/oml/modules/generic.py
+++ b/oml/modules/generic.py
@@ -17,7 +17,7 @@ def whereis(cmd):
 		pathexts = os.environ["PATHEXT"].split(os.pathsep)
 	
 	for path in paths:
-		ffile = os.path.join(path)
+		ffile = os.path.join(path,cmd)
 		if lv["osName"] == "windows":
 			for pathext in pathexts:
 				if (