diff --git a/docs/operators.md b/docs/operators.md
index 25f7868..a4b68fa 100644
--- a/docs/operators.md
+++ b/docs/operators.md
@@ -174,10 +174,10 @@ object using them:
 
 ```tomo
 >> nums := [10, -20, 30, -40]
->> (_max_) nums
+>> (_max_: nums)
 = 30
 
->> (_max_:abs()) nums
+>> (_max_:abs(): nums)
 = -40
 ```