diff --git a/aard.cc b/aard.cc
index 579880a0..6d5a2871 100644
--- a/aard.cc
+++ b/aard.cc
@@ -1061,12 +1061,12 @@ vector< sptr< Dictionary::Class > > makeDictionaries(
           idxHeader.wordCount = wordCount;
 
           if( langFrom.size() == 3)
-              idxHeader.langFrom = LangCoder::code3toInt( langFrom.c_str() );
+              idxHeader.langFrom = LangCoder::findIdForLanguageCode3( langFrom.c_str() );
           else if( langFrom.size() == 2 )
               idxHeader.langFrom = LangCoder::code2toInt( langFrom.c_str() );
 
           if( langTo.size() == 3)
-              idxHeader.langTo = LangCoder::code3toInt( langTo.c_str() );
+              idxHeader.langTo = LangCoder::findIdForLanguageCode3( langTo.c_str() );
           else if( langTo.size() == 2 )
               idxHeader.langTo = LangCoder::code2toInt( langTo.c_str() );
 
diff --git a/langcoder.cc b/langcoder.cc
index 29f3b044..6d90f47a 100644
--- a/langcoder.cc
+++ b/langcoder.cc
@@ -266,18 +266,6 @@ QString LangCoder::intToCode2( quint32 val )
   return QString::fromLatin1( code, 2 );
 }
 
-quint32 LangCoder::code3toInt(const std::string& code3)
-{
-  if (code3.length() < 2)
-    return 0;
-
-  // this is temporary
-  char code1 = tolower( code3.at(1) );
-  char code0 = tolower( code3.at(0) );
-
-  return ( ((quint32)code1) << 8 ) + (quint32)code0;
-}
-
 quint32 LangCoder::findIdForLanguage( gd::wstring const & lang )
 {
   gd::wstring langFolded = Folding::apply( lang );
diff --git a/langcoder.hh b/langcoder.hh
index e2e7cbf1..565f89cc 100644
--- a/langcoder.hh
+++ b/langcoder.hh
@@ -35,8 +35,6 @@ public:
 
   static QString intToCode2( quint32 );
 
-  static quint32 code3toInt(const std::string& code3);
-
   /// Finds the id for the given language name, written in english. The search
   /// is case- and punctuation insensitive.
   static quint32 findIdForLanguage( gd::wstring const & );
diff --git a/zim.cc b/zim.cc
index c1e2a98a..e1e3c8e1 100644
--- a/zim.cc
+++ b/zim.cc
@@ -1674,7 +1674,7 @@ vector< sptr< Dictionary::Class > > makeDictionaries(
                   idxHeader.langFrom = LangCoder::code2toInt( lang.c_str() );
                 else
                 if( lang.size() == 3 )
-                  idxHeader.langFrom = LangCoder::code3toInt( lang.c_str() );
+                  idxHeader.langFrom = LangCoder::findIdForLanguageCode3( lang.c_str() );
                 idxHeader.langTo = idxHeader.langFrom;
               }
             }