diff --git a/Project.toml b/Project.toml
index 193f0c0..3d2b68a 100644
--- a/Project.toml
+++ b/Project.toml
@@ -42,6 +42,7 @@ MetaGraphs = "0.8.0"
 Requires = "0.5, 1"
 SGtSNEpi = "0.4.0"
 StatsBase = "0.34.3"
+ThreadTools = "0.2"
 UnPack = "1"
 julia = "1"