diff --git a/types/node/index.d.ts b/types/node/index.d.ts
index 18a9bacccd..d7ebab4fd0 100644
--- a/types/node/index.d.ts
+++ b/types/node/index.d.ts
@@ -379,7 +379,7 @@ declare var Buffer: {
      * Creates a new Buffer using the passed {data}
      * @param data data to create a new Buffer
      */
-    from(data: any[] | string | Buffer | ArrayBuffer /*| TypedArray*/): Buffer;
+    from(data: any[] | string | Buffer | ArrayBuffer | Uint8Array /*| TypedArray*/): Buffer;
     /**
      * Creates a new Buffer containing the given JavaScript string {str}.
      * If provided, the {encoding} parameter identifies the character encoding.
diff --git a/types/node/node-tests.ts b/types/node/node-tests.ts
index d6751541b9..d428cf8753 100644
--- a/types/node/node-tests.ts
+++ b/types/node/node-tests.ts
@@ -432,10 +432,13 @@ function bufferTests() {
         // String
         const buf3: Buffer = Buffer.from('this is a tést');
         // ArrayBuffer
-        const arr: Uint16Array = new Uint16Array(2);
-        arr[0] = 5000;
-        arr[1] = 4000;
-        const buf4: Buffer = Buffer.from(arr.buffer);
+        const arrUint16: Uint16Array = new Uint16Array(2);
+        arrUint16[0] = 5000;
+        arrUint16[1] = 4000;
+        const buf4: Buffer = Buffer.from(arrUint16.buffer);
+        const arrUint8: Uint8Array = new Uint8Array(2);
+        const buf5: Buffer = Buffer.from(arrUint8);
+        const buf6: Buffer = Buffer.from(buf1);
     }
 
     // Class Method: Buffer.from(arrayBuffer[, byteOffset[, length]])