diff --git a/src/libtomahawk/CMakeLists.txt b/src/libtomahawk/CMakeLists.txt
index 0f97802e2..88a13f946 100644
--- a/src/libtomahawk/CMakeLists.txt
+++ b/src/libtomahawk/CMakeLists.txt
@@ -87,6 +87,8 @@ set( libGuiSources
     resolvers/JSResolver.cpp
     resolvers/JSResolverHelper.cpp
     resolvers/ScriptEngine.cpp
+    resolvers/playlist/ExternalResolverPlaylistUpdater.cpp
+    resolvers/playlist/ExternalResolverPlaylistUpdaterFactory.cpp
 
     utils/DpiScaler.cpp
     utils/ImageRegistry.cpp