diff --git a/core/Cargo.toml b/core/Cargo.toml
index 0322b3d2..def5e031 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -17,7 +17,7 @@ rimecraft-collections = { path = "../util/collections", features = [
 rimecraft-edcode = { path = "../util/edcode", features = ["uuid"] }
 rimecraft-event = { path = "../util/event" }
 rimecraft-freezer = { path = "../util/freezer" }
-rimecraft-nbt-ext = { path = "../util/nbt_ext" }
+rimecraft-nbt-ext = { path = "../util/nbt-ext" }
 rimecraft-attachment = { path = "../util/attachment" }
 chrono = { version = "0.4", features = ["serde"] }
 tracing = "0.1"
diff --git a/util/nbt_ext/Cargo.toml b/util/nbt-ext/Cargo.toml
similarity index 100%
rename from util/nbt_ext/Cargo.toml
rename to util/nbt-ext/Cargo.toml
diff --git a/util/nbt_ext/readme.md b/util/nbt-ext/readme.md
similarity index 100%
rename from util/nbt_ext/readme.md
rename to util/nbt-ext/readme.md
diff --git a/util/nbt_ext/src/lib.rs b/util/nbt-ext/src/lib.rs
similarity index 100%
rename from util/nbt_ext/src/lib.rs
rename to util/nbt-ext/src/lib.rs