diff --git a/package.json b/package.json
index 8fa5253..4208387 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "randomizer",
     "yugop"
   ],
-  "version": "2.2.3",
+  "version": "2.2.4",
   "license": "MIT",
   "module": "dist/use-scramble.esm.js",
   "main": "dist/index.js",
diff --git a/src/index.ts b/src/index.ts
index 7f723cc..0fe0c14 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -9,7 +9,7 @@ function getRandomChar(range: RangeOrCharCodes) {
   if (range.length === 2) {
     rand = getRandomInt(range[0], range[1] + 1);
   } else {
-    rand = range[getRandomInt(0, range.length - 1)];
+    rand = range[getRandomInt(0, range.length)];
   }
 
   return String.fromCharCode(rand);