diff --git a/packages/opentelemetry/src/instrumentation.ts b/packages/opentelemetry/src/instrumentation.ts
index 324eb6e523c8..398a3a0bea90 100644
--- a/packages/opentelemetry/src/instrumentation.ts
+++ b/packages/opentelemetry/src/instrumentation.ts
@@ -5,10 +5,8 @@ import { registerInstrumentations } from '@opentelemetry/instrumentation';
  * This method takes an OpenTelemetry instrumentation or
  * array of instrumentations and registers them with OpenTelemetry.
  */
-export function addOpenTelemetryInstrumentation(
-  instrumentation: InstrumentationOption | InstrumentationOption[],
-): void {
+export function addOpenTelemetryInstrumentation(...instrumentations: InstrumentationOption[]): void {
   registerInstrumentations({
-    instrumentations: Array.isArray(instrumentation) ? instrumentation : [instrumentation],
+    instrumentations,
   });
 }