diff --git a/adapter-cqld4/src/main/java/io/nosqlbench/adapter/cqld4/opdispensers/CqlD4BatchStmtDispenser.java b/adapter-cqld4/src/main/java/io/nosqlbench/adapter/cqld4/opdispensers/CqlD4BatchStmtDispenser.java
index e4ee32a26..ea33ec599 100644
--- a/adapter-cqld4/src/main/java/io/nosqlbench/adapter/cqld4/opdispensers/CqlD4BatchStmtDispenser.java
+++ b/adapter-cqld4/src/main/java/io/nosqlbench/adapter/cqld4/opdispensers/CqlD4BatchStmtDispenser.java
@@ -83,7 +83,7 @@ public class CqlD4BatchStmtDispenser extends Cqld4BaseOpDispenser {
     }
 
     @Override
-    public Cqld4CqlOp apply(long value) {
+    public Cqld4CqlOp getOp(long value) {
         Statement bstmt = opfunc.apply(value);
         return new Cqld4CqlBatchStatement(
             getSessionFunc().apply(value),
diff --git a/adapter-cqld4/src/main/java/io/nosqlbench/adapter/cqld4/opmappers/CqlD4BatchStmtMapper.java b/adapter-cqld4/src/main/java/io/nosqlbench/adapter/cqld4/opmappers/CqlD4BatchStmtMapper.java
index 5658c163d..30ed2ed06 100644
--- a/adapter-cqld4/src/main/java/io/nosqlbench/adapter/cqld4/opmappers/CqlD4BatchStmtMapper.java
+++ b/adapter-cqld4/src/main/java/io/nosqlbench/adapter/cqld4/opmappers/CqlD4BatchStmtMapper.java
@@ -48,7 +48,7 @@ public class CqlD4BatchStmtMapper implements OpMapper<Cqld4CqlOp> {
      */
     public OpDispenser<Cqld4CqlOp> apply(ParsedOp op) {
 
-        ParsedOp subop = op.getAsSubOp("op_template");
+        ParsedOp subop = op.getAsSubOp("op_template", ParsedOp.SubOpNaming.ParentAndSubKey);
         int repeat = op.getStaticValue("repeat");
         OpMapper<Cqld4CqlOp> subopMapper = adapter.getOpMapper();
         OpDispenser<? extends Cqld4CqlOp> subopDispenser = subopMapper.apply(subop);