diff --git a/plugins/platforms/x11/common/CMakeLists.txt b/plugins/platforms/x11/common/CMakeLists.txt
index 3b2d598bcf..5a1ab6d0ae 100644
--- a/plugins/platforms/x11/common/CMakeLists.txt
+++ b/plugins/platforms/x11/common/CMakeLists.txt
@@ -1,2 +1,8 @@
+if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-int-to-pointer-cast")
+endif()
+if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-int-to-void-pointer-cast")
+endif()
 add_library(eglx11common STATIC eglonxbackend.cpp)
 target_link_libraries(eglx11common kwin)