diff --git a/docs/theming_variables.md b/docs/theming_variables.md
index 34e84eb..6c64fe6 100644
--- a/docs/theming_variables.md
+++ b/docs/theming_variables.md
@@ -57,6 +57,7 @@ Override the following CSS custom properties (variables) to style svelte-select
 - `--item-is-not-selectable-color`
 - `--item-line-height`
 - `--item-padding`
+- `--item-transition`
 - `--list-background`
 - `--list-border`
 - `--list-border-radius`
diff --git a/package-lock.json b/package-lock.json
index 42f68ff..8b83751 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "svelte-select",
-  "version": "5.0.2",
+  "version": "5.1.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "svelte-select",
-      "version": "5.0.2",
+      "version": "5.1.0",
       "license": "ISC",
       "dependencies": {
         "@floating-ui/dom": "^1.0.10",
diff --git a/package.json b/package.json
index fd406a7..08da542 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "svelte-select",
-  "version": "5.0.2",
+  "version": "5.1.0",
   "repository": "https://rob-balfre@github.com/rob-balfre/svelte-select.git",
   "description": "A <Select> component for Svelte apps",
   "scripts": {