diff --git a/MDAF/MDAF.py b/MDAF/MDAF.py
index 73ab06b..f599c72 100644
--- a/MDAF/MDAF.py
+++ b/MDAF/MDAF.py
@@ -221,7 +221,7 @@ def representfunc(funcpath, forced = False):
 def doe(heuristicpath, testfunctionpaths, args):
     for i,funpath in enumerate(testfunctionpaths):
         if funpath.find('@') == 0:
-            testfunctionpaths[i] = path.dirname(__file__) + '/TestFunctions/' + testfunctionpaths[1:]
+            testfunctionpaths[i] = path.dirname(__file__) + '/TestFunctions/' + funpath[1:]
 
     if (heuristicpath.find('@') == 0): heuristicpath = path.dirname(__file__) + '/TestFunctions/' + heuristicpath[1:]