Fix L16 Ch4 typo (CryptozombiesHQ#619)

Important typo because following existing instructions will not pass the lesson
abmi108 · Feb 9, 2022 · 75d3823 · 75d3823
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commit 75d3823
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/en/16/04.md b/en/16/04.md
@@ -98,5 +98,5 @@ With that said, let's continue fleshing out the `addOracle` function.
 ## Put It to the Test
 
 1. Add a `require` statement that makes sure `_oracle` is not already an oracle. If it's an oracle, set the error message to `"Already an oracle!"`.
-2. Call the `oracle.add` function passing it `_oracle` as a parameter.
+2. Call the `oracles.add` function passing it `_oracle` as a parameter.
 3. There is one more thing to do before you wrap up this function. Let's fire an `AddOracleEvent`. It takes one parameter - the address of the newly added oracle which comes from the function's parameters.