diff --git a/package.json b/package.json
index e4eff143..da8c63bb 100644
--- a/package.json
+++ b/package.json
@@ -62,7 +62,7 @@
   },
   "devDependencies": {
     "@google-cloud/storage": "^6.0.0",
-    "@types/big.js": "^6.0.0",
+    "@types/big.js": "^6.2.0",
     "@types/extend": "^3.0.1",
     "@types/is": "0.0.22",
     "@types/mocha": "^9.0.0",
diff --git a/src/bigquery.ts b/src/bigquery.ts
index c304a2b0..b3ba30c3 100644
--- a/src/bigquery.ts
+++ b/src/bigquery.ts
@@ -25,7 +25,7 @@ import {paginator, ResourceStream} from '@google-cloud/paginator';
 import {promisifyAll} from '@google-cloud/promisify';
 import {PreciseDate} from '@google-cloud/precise-date';
 import arrify = require('arrify');
-import {Big} from 'big.js';
+import * as Big from 'big.js';
 import * as extend from 'extend';
 import * as is from 'is';
 import * as uuid from 'uuid';
diff --git a/src/table.ts b/src/table.ts
index cab72804..dae1ef04 100644
--- a/src/table.ts
+++ b/src/table.ts
@@ -26,7 +26,7 @@ import {
 import {paginator, ResourceStream} from '@google-cloud/paginator';
 import {promisifyAll} from '@google-cloud/promisify';
 import arrify = require('arrify');
-import Big from 'big.js';
+import * as Big from 'big.js';
 import * as extend from 'extend';
 import {once} from 'events';
 import * as fs from 'fs';
diff --git a/system-test/bigquery.ts b/system-test/bigquery.ts
index 7fae0475..fb6b3f39 100644
--- a/system-test/bigquery.ts
+++ b/system-test/bigquery.ts
@@ -20,7 +20,7 @@ import {
 import {Storage} from '@google-cloud/storage';
 import * as assert from 'assert';
 import {describe, it, before, after} from 'mocha';
-import Big from 'big.js';
+import * as Big from 'big.js';
 import * as fs from 'fs';
 import * as uuid from 'uuid';
 import {Readable} from 'stream';
diff --git a/test/bigquery.ts b/test/bigquery.ts
index 8e108c05..8f0693aa 100644
--- a/test/bigquery.ts
+++ b/test/bigquery.ts
@@ -23,7 +23,7 @@ import * as pfy from '@google-cloud/promisify';
 import arrify = require('arrify');
 import * as assert from 'assert';
 import {describe, it, after, afterEach, before, beforeEach} from 'mocha';
-import Big from 'big.js';
+import * as Big from 'big.js';
 import * as extend from 'extend';
 import * as proxyquire from 'proxyquire';
 import * as sinon from 'sinon';
diff --git a/test/table.ts b/test/table.ts
index b78e7c32..14578594 100644
--- a/test/table.ts
+++ b/test/table.ts
@@ -24,7 +24,7 @@ import {File} from '@google-cloud/storage';
 import arrify = require('arrify');
 import * as assert from 'assert';
 import {describe, it, afterEach, beforeEach, before, after} from 'mocha';
-import Big from 'big.js';
+import * as Big from 'big.js';
 import {EventEmitter} from 'events';
 import * as extend from 'extend';
 import * as proxyquire from 'proxyquire';