diff --git a/Cargo.lock b/Cargo.lock
index 1dc9f78..eb6aa2f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -43,7 +43,7 @@ checksum = "327762f6e5a765692301e5bb513e0d9fef63be86bbc14528052b1cd3e6f03e07"
 
 [[package]]
 name = "bridgetree"
-version = "0.4.0"
+version = "0.5.0"
 dependencies = [
  "incrementalmerkletree",
  "proptest",
diff --git a/bridgetree/CHANGELOG.md b/bridgetree/CHANGELOG.md
index 7cb8702..5f8a720 100644
--- a/bridgetree/CHANGELOG.md
+++ b/bridgetree/CHANGELOG.md
@@ -7,6 +7,12 @@ and this project adheres to Rust's notion of
 
 ## [Unreleased]
 
+## [0.5.0] - 2024-08-12
+
+### Changed
+
+- Migrated to `incrementalmerkletree 0.6`.
+
 ## [0.4.0] - 2023-09-08
 
 ### Changed
diff --git a/bridgetree/Cargo.toml b/bridgetree/Cargo.toml
index e5371b7..3fb02b3 100644
--- a/bridgetree/Cargo.toml
+++ b/bridgetree/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "bridgetree"
-version = "0.4.0"
+version = "0.5.0"
 authors = [
     "Kris Nuttycombe <kris@nutty.land>",
     "Sean Bowe <ewillbefull@gmail.com>",