diff --git a/src/libtomahawk/Artist.cpp b/src/libtomahawk/Artist.cpp
index 35b824f65..9a07233d7 100644
--- a/src/libtomahawk/Artist.cpp
+++ b/src/libtomahawk/Artist.cpp
@@ -155,6 +155,8 @@ Artist::Artist( const QString& name )
     , m_simArtistsLoaded( false )
     , m_biographyLoaded( false )
     , m_infoJobs( 0 )
+    , m_chartPosition( 0 )
+    , m_chartCount( 0 )
 #ifndef ENABLE_HEADLESS
     , m_cover( 0 )
 #endif