diff --git a/reading_machine/src/Transition.cpp b/reading_machine/src/Transition.cpp
index 879c074f8e8de9797097ba849194b8226e07d955..dd83119650e8a53f5198c00e854b18cb6505734d 100644
--- a/reading_machine/src/Transition.cpp
+++ b/reading_machine/src/Transition.cpp
@@ -101,8 +101,19 @@ void Transition::apply(Config & config, float entropy)
 {
   if (config.hasColIndex("ENTROPY"))
   {
-    auto action = Action::sumToHypothesis("ENTROPY", config.getWordIndex(), entropy);
-    action.apply(config, action);
+    if (name.find("SHIFT") == std::string::npos and name.find("REDUCE") == std::string::npos)
+    {
+      if (name.find("LEFT") != std::string::npos)
+      {
+        auto action = Action::sumToHypothesis("ENTROPY", config.getStack(0), entropy);
+        action.apply(config, action);
+      }
+      else
+      {
+        auto action = Action::sumToHypothesis("ENTROPY", config.getWordIndex(), entropy);
+        action.apply(config, action);
+      }
+    }
   }
 
   apply(config);