diff --git a/package/xerces/xerces.mk b/package/xerces/xerces.mk
index d9174b44c7..a3e5361b2e 100644
--- a/package/xerces/xerces.mk
+++ b/package/xerces/xerces.mk
@@ -19,11 +19,6 @@ endef
 
 XERCES_POST_PATCH_HOOKS += XERCES_DISABLE_SAMPLES
 
-# Before CMake 3.10, passing THREADS_PTHREAD_ARG=OFF was needed to
-# disable a try_run() call in the FindThreads tests, which caused a
-# build failure when cross-compiling.
-XERCES_CONF_OPTS += -DTHREADS_PTHREAD_ARG=OFF
-
 ifeq ($(BR2_PACKAGE_ICU),y)
 XERCES_DEPENDENCIES += icu
 endif