diff --git a/Project.toml b/Project.toml
index 693c399..491f15c 100644
--- a/Project.toml
+++ b/Project.toml
@@ -20,6 +20,7 @@ DataStructures = "0.17, 0.18"
 FlameGraphs = "0.1, 0.2, 1"
 HAML = "0.3.1"
 OrderedCollections = "1"
+SHA = "0.7"
 StableRNGs = "1"
 julia = "1.6"