diff --git a/packages/yew/Cargo.toml b/packages/yew/Cargo.toml
index 5652a613..c5d5ec4b 100644
--- a/packages/yew/Cargo.toml
+++ b/packages/yew/Cargo.toml
@@ -19,7 +19,7 @@ rust-version = "1.60.0"
 [dependencies]
 console_error_panic_hook = "0.1"
 gloo = "0.8"
-indexmap = { version = "1", features = ["std"] }
+indexmap = { version = "2", features = ["std"] }
 js-sys = "0.3"
 slab = "0.4"
 wasm-bindgen = "0.2"