diff --git a/Cargo.toml b/Cargo.toml
index adb78eb7..219c2aa0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,7 +21,7 @@ include = ["Cargo.toml", "LICENSE", "README.md", "src/**", "tests/**", "examples
 
 [dependencies]
 indexmap = "2.0.2"
-priority-queue = "1.1.1"
+priority-queue = "2.0.2"
 thiserror = "1.0"
 rustc-hash = "1.1.0"
 serde = { version = "1.0", features = ["derive"], optional = true }