diff --git a/package/classpath/classpath.mk b/package/classpath/classpath.mk
index e4cd0f8987..47658c29e3 100644
--- a/package/classpath/classpath.mk
+++ b/package/classpath/classpath.mk
@@ -52,7 +52,7 @@ else
 CLASSPATH_CONF_OPTS += --disable-gtk-peer --disable-gstreamer-peer
 endif
 
-ifeq ($(BR2_PACKAGE_LIBXML2)$(BR2_PACKAGE_LIBXSLT),yy)
+ifeq ($(BR2_PACKAGE_LIBXML2)$(BR2_PACKAGE_LIBXSLT)$(BR2_TOOLCHAIN_HAS_THREADS),yyy)
 CLASSPATH_CONF_OPTS += --enable-xmlj
 CLASSPATH_DEPENDENCIES += libxml2 libxslt
 else