diff --git a/Sources/EasyFirebase/Extensions/Array.swift b/Sources/EasyFirebase/Extensions/Array.swift
index 1d79dd1..90ac8a5 100644
--- a/Sources/EasyFirebase/Extensions/Array.swift
+++ b/Sources/EasyFirebase/Extensions/Array.swift
@@ -7,8 +7,8 @@
 
 import Foundation
 
-infix operator <=
-infix operator -=
+infix operator <=: AssignmentPrecedence
+infix operator -=: AssignmentPrecedence
 
 extension Array where Element: Equatable {