diff --git a/Cargo.lock b/Cargo.lock
index cacb03f..d1eb23e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -549,9 +549,9 @@ dependencies = [
 
 [[package]]
 name = "termtree"
-version = "0.5.1"
+version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f50febec83f5ee1df3015341d8bd429f2d1cc62bcba7ea2076759d315084683"
+checksum = "d4d1330fe7f7f872cd05165130b10602d667b205fd85be09be2814b115d4ced9"
 
 [[package]]
 name = "thiserror"
diff --git a/Cargo.toml b/Cargo.toml
index 01f08f0..df4384d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -37,7 +37,7 @@ spdx-rs = { version = "0.5.5", default-features = false, optional = true }
 serde_json = { version = "1.0.149", default-features = false, features = [
     "alloc",
 ] }
-termtree = { version = "0.5.1", default-features = false, optional = true }
+termtree = { version = "1.0.0", default-features = false, optional = true }
 serde = { version = "1.0.228", default-features = false, features = ["derive"] }
 serde_yaml_bw = { version = "2.5.2", default-features = false, optional = true }
 regex = { version = "1.12.2", default-features = false, features = [