diff --git a/tools/solving/BIVentricleStartMpp.py b/tools/solving/BIVentricleStartMpp.py
index eed360f07b90424e906ebf357fd85a603d46415c..90c6c117b0bf3dabff67225c8682ec8050794d7b 100644
--- a/tools/solving/BIVentricleStartMpp.py
+++ b/tools/solving/BIVentricleStartMpp.py
@@ -13,7 +13,7 @@ path='../../data/BiVentricle/'
 pathToMakeFolders='../'+path
 
 def moveActivationtime(l,j, expPath):
-    shutil.move('../../build/data/vtu/ActivationTime.vtu', pathToMakeFolders+expPath+'AT_l'+str(l)+'j'+str(j)+.vtu)
+    shutil.move('../../build/data/vtu/ActivationTime.vtu', pathToMakeFolders+expPath+'AT_l'+str(l)+'j'+str(j)+'.vtu')