diff --git a/RELEASES.md b/RELEASES.md
index 376f843..a8a1f84 100644
--- a/RELEASES.md
+++ b/RELEASES.md
@@ -1,3 +1,9 @@
+Version 0.15.1 (2026-01-18)
+==========================
+
+- Merge @diegomrsantos PR to implement the following changes:
+    - Issue #65: Fix non-unique iteration over slab holes
+
 Version 0.15.0 (2025-05-21)
 ==========================
 
diff --git a/multi_index_map/Cargo.toml b/multi_index_map/Cargo.toml
index 21b59ec..8af79e9 100644
--- a/multi_index_map/Cargo.toml
+++ b/multi_index_map/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "multi_index_map"
-version = "0.15.0"
+version = "0.15.1"
 edition = "2021"
 authors = ["Louis Wyborn <louiswyborn@gmail.com>"]
 rust-version = "1.62"
@@ -14,7 +14,7 @@ readme = "README.md"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-multi_index_map_derive = { version = "0.15.0", path = "../multi_index_map_derive" }
+multi_index_map_derive = { version = "0.15.1", path = "../multi_index_map_derive" }
 
 # Used as the backing store of all the elements.
 slab = { version = "0.4" }
diff --git a/multi_index_map_derive/Cargo.toml b/multi_index_map_derive/Cargo.toml
index 89bceba..0809d6a 100644
--- a/multi_index_map_derive/Cargo.toml
+++ b/multi_index_map_derive/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "multi_index_map_derive"
-version = "0.15.0"
+version = "0.15.1"
 edition = "2021"
 authors = ["Louis Wyborn <louiswyborn@gmail.com>"]
 rust-version = "1.62"