diff --git a/MDAF/MDAF.py b/MDAF/MDAF.py
index da15be8..73ab06b 100644
--- a/MDAF/MDAF.py
+++ b/MDAF/MDAF.py
@@ -219,8 +219,8 @@ def representfunc(funcpath, forced = False):
 
 
 def doe(heuristicpath, testfunctionpaths, args):
-    for i,path in enumerate(testfunctionpaths):
-        if path.find('@') == 0:
+    for i,funpath in enumerate(testfunctionpaths):
+        if funpath.find('@') == 0:
             testfunctionpaths[i] = path.dirname(__file__) + '/TestFunctions/' + testfunctionpaths[1:]
 
     if (heuristicpath.find('@') == 0): heuristicpath = path.dirname(__file__) + '/TestFunctions/' + heuristicpath[1:]
diff --git a/MDAF/__pycache__/MDAF.cpython-39.pyc b/MDAF/__pycache__/MDAF.cpython-39.pyc
index e140d5d..3108f52 100644
Binary files a/MDAF/__pycache__/MDAF.cpython-39.pyc and b/MDAF/__pycache__/MDAF.cpython-39.pyc differ