diff --git a/CMakeLists.txt b/CMakeLists.txt
index dc25659..1fe7193 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -53,7 +53,6 @@ ecm_setup_version(PROJECT VARIABLE_PREFIX KCONFIG
 
 add_definitions(-DQT_NO_FOREACH)
 add_definitions(-DQT_DISABLE_DEPRECATED_BEFORE=0x050d00)
-add_definitions(-DQT_DEPRECATED_WARNINGS_SINCE=0x060000)
 
 add_subdirectory(src)
 if (BUILD_TESTING)