diff --git a/plugins/messageviewerconfigureplugins/gravatar/CMakeLists.txt b/plugins/messageviewerconfigureplugins/gravatar/CMakeLists.txt
index ad619d3c..27c51e32 100644
--- a/plugins/messageviewerconfigureplugins/gravatar/CMakeLists.txt
+++ b/plugins/messageviewerconfigureplugins/gravatar/CMakeLists.txt
@@ -1,17 +1,20 @@
 set(messageviewer_gravatarconfigplugin_SRCS
    gravatarconfiguresettingspluginwidget.cpp
    gravatarconfiguresettingsplugin.cpp
    gravatarconfiguresettingsplugindialog.cpp
 )
 
 kcoreaddons_add_plugin(messageviewer_gravatarconfigplugin JSON messageviewer_gravatarconfigplugin.json SOURCES
     ${messageviewer_gravatarconfigplugin_SRCS} INSTALL_NAMESPACE messageviewer)
 
 target_link_libraries(messageviewer_gravatarconfigplugin
   KF5::MessageViewer
   KF5::PimCommon
   KF5::Gravatar
   KF5::I18n
 )
 
+if(BUILD_TESTING)
 add_subdirectory(autotests)
+endif()
+