diff --git a/vis/Makefile b/vis/Makefile
index d806513..ed96166 100644
--- a/vis/Makefile
+++ b/vis/Makefile
@@ -22,6 +22,8 @@ PKG_SOURCE:=$(PKG_SOURCE_SUBDIR).tar.gz
 PKG_MIRROR_HASH:=fd4b337a56993eec9a03ad8e7918bccc7691aa8b2e5ab6dd7863350f07503285
 PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_SOURCE_SUBDIR)
 
+PKG_BUILD_PARALLEL:=1
+
 include $(INCLUDE_DIR)/package.mk
 
 define Package/vis