diff --git a/CHANGELOG.md b/CHANGELOG.md
index 801c068..88e2f1a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-# 2.4.0 (April 09th 2021)
+# 3.0.0 (April 09th 2021)
 
 - Shorter methods name (addCmd, setCmd )
 - GroupName becomes an option property and default to "default"
diff --git a/dist/ctrltab.d.ts b/dist/ctrltab.d.ts
index 49e4173..381d890 100644
--- a/dist/ctrltab.d.ts
+++ b/dist/ctrltab.d.ts
@@ -91,7 +91,7 @@ export interface Options {
     groupName?: string;
     scope?: this;
     repeat?: boolean; 
-    [key: string]: boolean | this | undefined;
+    [key: string]: string | boolean | this | undefined;
 }
 export interface Keys {
     [key: number]: Input;
diff --git a/package.json b/package.json
index efc786b..7c0cb06 100755
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@dwtechs/ctrltab",
-  "version": "2.4.0",
+  "version": "3.0.0",
   "description": "Shortcut key bindings library with multiple keystroke detection.",
   "keywords": [
     "key binding",
diff --git a/src/ctrltab.d.ts b/src/ctrltab.d.ts
index 3daf1e2..13f0bbb 100644
--- a/src/ctrltab.d.ts
+++ b/src/ctrltab.d.ts
@@ -65,7 +65,7 @@ export interface Options {
     groupName?: string;
     scope?: this;
     repeat?: boolean; 
-    [key: string]: boolean | this | undefined;
+    [key: string]: string | boolean | this | undefined;
 }
 export interface Keys {
     [key: number]: Input;