diff --git a/instant-segment/Cargo.toml b/instant-segment/Cargo.toml
index f9380ed..e9e3c30 100644
--- a/instant-segment/Cargo.toml
+++ b/instant-segment/Cargo.toml
@@ -16,7 +16,7 @@ test-cases = []
 with-serde = ["serde", "smartstring/serde"]
 
 [dependencies]
-rustc-hash = "1.1.0"
+rustc-hash = "2.0.0"
 smartstring = "1"
 serde = { version = "1.0.123", features = ["derive"], optional = true }