diff --git a/moses/TranslationModel/PhraseDictionaryDynamicCacheBased.cpp b/moses/TranslationModel/PhraseDictionaryDynamicCacheBased.cpp
index f8ca0c9a4..be0da6684 100644
--- a/moses/TranslationModel/PhraseDictionaryDynamicCacheBased.cpp
+++ b/moses/TranslationModel/PhraseDictionaryDynamicCacheBased.cpp
@@ -32,13 +32,14 @@ using namespace std;
 namespace Moses
 {
 //! contructor
-//the parent "PhraseDictionary" is created disabling its internal cache for translation options (third parameter set to 0)
 PhraseDictionaryDynamicCacheBased::PhraseDictionaryDynamicCacheBased(const std::string &line)
-: PhraseDictionary("PhraseDictionaryDynamicCacheBased", line, 0)
+: PhraseDictionary("PhraseDictionaryDynamicCacheBased", line)
 {
-
   std::cerr << "Initializing PhraseDictionaryDynamicCacheBased feature..." << std::endl;
 
+  //disabling internal cache (provided by PhraseDictionary) for translation options (third parameter set to 0)
+  m_maxCacheSize = 0;
+
   m_score_type = CBTM_SCORE_TYPE_HYPERBOLA;
   m_maxAge = 1000;
   m_entries = 0;