diff --git a/CHANGELOG.md b/CHANGELOG.md
index ccc5cd4d..bd640aca 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,21 @@
 ## Changelog
 
+### v1.4.6 (2024-03-28)
+
+* Add function `mean` (or `average`) to compute the mean value of probability
+    distributions (by [haykam821](https://github.com/haykam821)). For example:
+
+    ```
+    > mean(d6)
+    7
+    > average(1d20 + 5)
+    15.5
+    ```
+* Add units `nibble` (4 bits) and `U` (rack units, equal to `1.75 inches`)
+* Serialised variables are now compatible between 32-bit and 64-bit platforms
+* Fix bug where calculating very large roman numerals could crash
+    the application
+
 ### v1.4.5 (2024-03-13)
 
 * Add support for converting numbers to roman numerals (e.g.
diff --git a/Cargo.lock b/Cargo.lock
index 3d7bfa38..00d4cb35 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -126,7 +126,7 @@ dependencies = [
 
 [[package]]
 name = "fend"
-version = "1.4.5"
+version = "1.4.6"
 dependencies = [
  "ctrlc",
  "fend-core",
@@ -142,11 +142,11 @@ dependencies = [
 
 [[package]]
 name = "fend-core"
-version = "1.4.5"
+version = "1.4.6"
 
 [[package]]
 name = "fend-wasm"
-version = "1.4.5"
+version = "1.4.6"
 dependencies = [
  "fend-core",
  "instant",
diff --git a/Cargo.toml b/Cargo.toml
index 0f40125a..bc2c7bc6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@ members = ["cli", "core", "wasm"]
 resolver = "2"
 
 [workspace.package]
-version = "1.4.5"
+version = "1.4.6"
 description = "Arbitrary-precision unit-aware calculator"
 edition = "2021"
 homepage = "https://github.com/printfn/fend"
@@ -13,7 +13,7 @@ categories = ["command-line-utilities", "mathematics", "science"]
 license = "MIT"
 
 [workspace.dependencies]
-fend-core = { version = "1.4.5", path = "core" }
+fend-core = { version = "1.4.6", path = "core" }
 
 [profile.release]
 lto = true