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-rw-r--r--Cargo.toml1
1 files changed, 1 insertions, 0 deletions
diff --git a/Cargo.toml b/Cargo.toml
index 9eece16f1..b650be654 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -66,6 +66,7 @@ hashbrown = "0.12.3"
humansize = "2.1.3"
serde = { version = "1.0", features = ["derive"] }
serde_json = "1.0"
+id-arena = "2.2.1"
[dev-dependencies]
# assert_cmd 2.0.6 requires rust 1.60