diff --git a/src/libcalamaresui/CMakeLists.txt b/src/libcalamaresui/CMakeLists.txt
index e745681f3..c5101cb61 100644
--- a/src/libcalamaresui/CMakeLists.txt
+++ b/src/libcalamaresui/CMakeLists.txt
@@ -40,8 +40,6 @@ set( calamaresui_SOURCES
 
 # Don't warn about third-party sources
 mark_thirdparty_code(
-    ${CMAKE_SOURCE_DIR}/3rdparty/qjsonitem.cpp
-    ${CMAKE_SOURCE_DIR}/3rdparty/qjsonmodel.cpp
     ${CMAKE_SOURCE_DIR}/3rdparty/waitingspinnerwidget.cpp
 )
 
@@ -76,8 +74,8 @@ calamares_add_library( calamaresui
         Qt5::Svg
     RESOURCES libcalamaresui.qrc
     EXPORT Calamares
-    UI 
-        utils/ErrorDialog/ErrorDialog.ui    
+    UI
+        utils/ErrorDialog/ErrorDialog.ui
     VERSION ${CALAMARES_VERSION_SHORT}
 )
 target_link_libraries( calamaresui PRIVATE yamlcpp::yamlcpp )