diff --git a/.circleci/config.yml b/.circleci/config.yml
index f4ab58b63c..cdd3881ec2 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -31,7 +31,7 @@ executors:
   quorum_ats_executor_med:
     machine:
       image: ubuntu-2004:202101-01
-    resource_class: med
+    resource_class: medium
     working_directory: ~/project
 
   xl_machine_executor:
@@ -412,4 +412,4 @@ workflows:
       - acceptanceTestsQuorum:
           requires:
             - assemble
-      - dockerScan
\ No newline at end of file
+      - dockerScan
diff --git a/ethereum/api/src/main/java/org/hyperledger/besu/ethereum/api/jsonrpc/internal/parameters/BlockParameterOrBlockHash.java b/ethereum/api/src/main/java/org/hyperledger/besu/ethereum/api/jsonrpc/internal/parameters/BlockParameterOrBlockHash.java
index 7a4501392e..7b5f447728 100644
--- a/ethereum/api/src/main/java/org/hyperledger/besu/ethereum/api/jsonrpc/internal/parameters/BlockParameterOrBlockHash.java
+++ b/ethereum/api/src/main/java/org/hyperledger/besu/ethereum/api/jsonrpc/internal/parameters/BlockParameterOrBlockHash.java
@@ -31,7 +31,7 @@ import com.fasterxml.jackson.databind.JsonNode;
  * number formatted as a hex string or a block hash.
  *
  * <p>When distinguishing between a hash and a number it is presumed that a hash won't have three
- * quarters of the leading bytes as zero. This is fined for block hashes but not for precompiled
+ * quarters of the leading bytes as zero. This is fine for block hashes but not for precompiled
  * contracts.
  */
 public class BlockParameterOrBlockHash {