diff --git a/messagecore/helpers/messagehelpers.cpp b/messagecore/helpers/messagehelpers.cpp
index 2dc915138da00d488e7659d25ff0f3ca142b0b53..5f5fc860a75d5748d1729778f27c293c5a336617 100644
--- a/messagecore/helpers/messagehelpers.cpp
+++ b/messagecore/helpers/messagehelpers.cpp
@@ -40,26 +40,6 @@ bool MessageCore::Util::isStandaloneMessage( const Akonadi::Item &item )
     return item.hasPayload<KMime::Message::Ptr>() && !item.isValid();
 }
 
-QString MessageCore::Util::messageId( const KMime::Message::Ptr &message )
-{
-    if ( !message->headerByType( "Message-Id" ) )
-        return QString();
-
-    QString messageId = message->headerByType( "Message-Id" )->asUnicodeString();
-
-    // search the end of the message id
-    const int rightAngle = messageId.indexOf( QLatin1Char( '>' ) );
-    if ( rightAngle != -1 )
-        messageId.truncate( rightAngle + 1 );
-
-    // now search the start of the message id
-    const int leftAngle = messageId.lastIndexOf( QLatin1Char( '<' ) );
-    if ( leftAngle != -1 )
-        messageId = messageId.mid( leftAngle );
-
-    return messageId;
-}
-
 void MessageCore::Util::addLinkInformation( const KMime::Message::Ptr &msg, Akonadi::Item::Id id, const Akonadi::MessageStatus &status )
 {
     Q_ASSERT( status.isReplied() || status.isForwarded() || status.isDeleted() );
diff --git a/messagecore/helpers/messagehelpers.h b/messagecore/helpers/messagehelpers.h
index bb4b2c7341f670aff462385c9d1f5e2dfc408e7f..f0df4103c45dbeffaeefaa41394b727482b04eb1 100644
--- a/messagecore/helpers/messagehelpers.h
+++ b/messagecore/helpers/messagehelpers.h
@@ -46,11 +46,6 @@ MESSAGECORE_EXPORT KMime::Message::Ptr message( const Akonadi::Item &item );
    */
 MESSAGECORE_EXPORT bool isStandaloneMessage( const Akonadi::Item &item );
 
-/**
-   * Get the message id as a string from the @p message.
-   */
-MESSAGECORE_EXPORT QString messageId( const KMime::Message::Ptr &message );
-
 /**
    * Adds private headers to the given @p message that links it to the original message.
    *