diff --git a/google.analytics/ga.d.ts b/google.analytics/ga.d.ts
index 1f20ed5388..f51c84dc7d 100644
--- a/google.analytics/ga.d.ts
+++ b/google.analytics/ga.d.ts
@@ -71,7 +71,7 @@ declare module UniversalAnalytics {
             timingCategory: string, timingVar: string, timingValue: number): void;
         (command: 'send', hitType: 'timing',
             fieldsObject: {timingCategory: string, timingVar: string, timingValue: number}): void;
-        (command: 'send', hitType: HitType, ...fields: any): void;
+        (command: 'send', hitType: HitType, ...fields: any[]): void;
         (command: 'send', fieldsObject: {}): void;
         
         (command: string, hitDetails: {}): void;