diff --git a/package/libvncserver/libvncserver.mk b/package/libvncserver/libvncserver.mk
index 3a15a82d08..082f838f12 100644
--- a/package/libvncserver/libvncserver.mk
+++ b/package/libvncserver/libvncserver.mk
@@ -22,7 +22,7 @@ LIBVNCSERVER_CONF_OPTS += \
 	-DWITH_SDL=OFF \
 	-DWITH_TESTS=OFF
 
-ifneq ($(BR2_TOOLCHAIN_HAS_THREADS),y)
+ifeq ($(BR2_TOOLCHAIN_HAS_THREADS),y)
 LIBVNCSERVER_CONF_OPTS += -DWITH_THREADS=ON
 else
 LIBVNCSERVER_CONF_OPTS += -DWITH_THREADS=OFF