diff --git a/WebCalendarManager/Android.mk b/WebCalendarManager/Android.mk
index 8dba4ae6681f16c23d8f66fcd41f1bbd3b2cc04e..3e6108520002a7c52c5d0fad9bd354804de336f0 100644
--- a/WebCalendarManager/Android.mk
+++ b/WebCalendarManager/Android.mk
@@ -6,8 +6,4 @@ LOCAL_CERTIFICATE := platform
 LOCAL_SRC_FILES := WebCalendarManager-2.0.3-standard-release-unsigned.apk
 LOCAL_MODULE_CLASS := APPS
 LOCAL_MODULE_SUFFIX := $(COMMON_ANDROID_PACKAGE_SUFFIX)
-ifneq ($(call math_gt_or_eq, $(PLATFORM_SDK_VERSION), 31),)
-LOCAL_OPTIONAL_USES_LIBRARIES := androidx.window.extensions \
-                                 androidx.window.sidecar
-endif
 include $(BUILD_PREBUILT)