diff --git a/packages/client/lib/commands/DECRBY.spec.ts b/packages/client/lib/commands/DECRBY.spec.ts
index d2c23e9472..60c18c4b06 100644
--- a/packages/client/lib/commands/DECRBY.spec.ts
+++ b/packages/client/lib/commands/DECRBY.spec.ts
@@ -1,19 +1,22 @@
 import { strict as assert } from 'assert';
 import testUtils, { GLOBAL } from '../test-utils';
-import { transformArguments } from './DECRBY';
+import DECRBY from './DECRBY';
 
 describe('DECRBY', () => {
-    it('transformArguments', () => {
-        assert.deepEqual(
-            transformArguments('key', 2),
-            ['DECRBY', 'key', '2']
-        );
-    });
+  it('transformArguments', () => {
+    assert.deepEqual(
+      DECRBY.transformArguments('key', 2),
+      ['DECRBY', 'key', '2']
+    );
+  });
 
-    testUtils.testWithClient('client.decrBy', async client => {
-        assert.equal(
-            await client.decrBy('key', 2),
-            -2
-        );
-    }, GLOBAL.SERVERS.OPEN);
+  testUtils.testAll('decrBy', async client => {
+    assert.equal(
+      await client.decrBy('key', 2),
+      -2
+    );
+  }, {
+    client: GLOBAL.SERVERS.OPEN,
+    cluster: GLOBAL.CLUSTERS.OPEN
+  });
 });
diff --git a/packages/client/lib/commands/DECRBY.ts b/packages/client/lib/commands/DECRBY.ts
index 4a22aeb34c..77d56939dd 100644
--- a/packages/client/lib/commands/DECRBY.ts
+++ b/packages/client/lib/commands/DECRBY.ts
@@ -3,7 +3,7 @@ import { RedisArgument, NumberReply, Command } from '../RESP/types';
 export default {
   FIRST_KEY_INDEX: 1,
   transformArguments(key: RedisArgument, decrement: number) {
-    return ['DECR', key, decrement.toString()];
+    return ['DECRBY', key, decrement.toString()];
   },
   transformReply: undefined as unknown as () => NumberReply
 } as const satisfies Command;