diff --git a/package.json b/package.json
index a5e7272b302..e7e79e112f3 100644
--- a/package.json
+++ b/package.json
@@ -131,7 +131,7 @@
       "eslint"
     ],
     "*.sol": [
-      "prettier --write",
+      "prettier --write --plugin=prettier-plugin-solidity",
       "solhint"
     ]
   },
diff --git a/public/samples/DataFeeds/DataConsumerV3.sol b/public/samples/DataFeeds/DataConsumerV3.sol
index 48f8fc6dab6..3f000a994de 100644
--- a/public/samples/DataFeeds/DataConsumerV3.sol
+++ b/public/samples/DataFeeds/DataConsumerV3.sol
@@ -39,10 +39,10 @@ contract DataConsumerV3 {
     function getChainlinkDataFeedLatestAnswer() public view returns (int) {
         // prettier-ignore
         (
-            /* uint80 roundID */,
-            int answer,
-            /*uint startedAt*/,
-            /*uint timeStamp*/,
+            /* uint80 roundId */,
+            int256 answer,
+            /*uint256 startedAt*/,
+            /*uint256 updatedAt*/,
             /*uint80 answeredInRound*/
         ) = dataFeed.latestRoundData();
         return answer;