diff --git a/mkspecs/wasm-emscripten/qmake.conf b/mkspecs/wasm-emscripten/qmake.conf
index f4e9501415..beb08d643c 100644
--- a/mkspecs/wasm-emscripten/qmake.conf
+++ b/mkspecs/wasm-emscripten/qmake.conf
@@ -36,6 +36,7 @@ EMCC_COMMON_LFLAGS += \
     -s NO_EXIT_RUNTIME=0 \
     -s ERROR_ON_UNDEFINED_SYMBOLS=1 \
     -s EXTRA_EXPORTED_RUNTIME_METHODS=[\"UTF16ToString\",\"stringToUTF16\"] \
+    -s DISABLE_DEPRECATED_FIND_EVENT_TARGET_BEHAVIOR=0 \
     --bind
 
 # The -s arguments can also be used with release builds,