diff --git a/adapters-api/src/main/java/io/nosqlbench/engine/api/activityimpl/uniform/BaseDriverAdapter.java b/adapters-api/src/main/java/io/nosqlbench/engine/api/activityimpl/uniform/BaseDriverAdapter.java
index 98dfcba0b..4c7fd1c90 100644
--- a/adapters-api/src/main/java/io/nosqlbench/engine/api/activityimpl/uniform/BaseDriverAdapter.java
+++ b/adapters-api/src/main/java/io/nosqlbench/engine/api/activityimpl/uniform/BaseDriverAdapter.java
@@ -89,6 +89,7 @@ public abstract class BaseDriverAdapter<R extends Op,S> implements DriverAdapter
      * Each function is applied to the op template fields. </p>
      * @return
      */
+    @Override
     public List<Function<Map<String,Object>,Map<String,Object>>> getOpFieldRemappers() {
         return List.of();
     }
@@ -132,6 +133,7 @@ public abstract class BaseDriverAdapter<R extends Op,S> implements DriverAdapter
             .add(Param.optional(List.of("cyclerate", "targetrate", "rate"), String.class, "rate limit for cycles per second"))
             .add(Param.optional("phaserate", String.class, "rate limit for phases per second"))
             .add(Param.optional("seq", String.class, "sequencing algorithm"))
+            .add(Param.optional("instrument", Boolean.class))
             .asReadOnly();
     }
 
diff --git a/adapters-api/src/main/java/io/nosqlbench/engine/api/activityimpl/uniform/DriverAdapter.java b/adapters-api/src/main/java/io/nosqlbench/engine/api/activityimpl/uniform/DriverAdapter.java
index 117f64790..76037afd5 100644
--- a/adapters-api/src/main/java/io/nosqlbench/engine/api/activityimpl/uniform/DriverAdapter.java
+++ b/adapters-api/src/main/java/io/nosqlbench/engine/api/activityimpl/uniform/DriverAdapter.java
@@ -28,6 +28,7 @@ import io.nosqlbench.nb.api.config.standard.NBConfiguration;
 import io.nosqlbench.nb.api.content.Content;
 import io.nosqlbench.nb.api.content.NBIO;
 
+import java.util.List;
 import java.util.Map;
 import java.util.Optional;
 import java.util.function.Function;
@@ -125,6 +126,10 @@ public interface DriverAdapter<R extends Op, S> {
         return t -> t.getClass().getSimpleName();
     }
 
+    default List<Function<Map<String,Object>,Map<String,Object>>> getOpFieldRemappers() {
+        return List.of(f -> f);
+    }
+
     /**
      * The cache of all objects needed within a single instance
      * of a DriverAdapter which are not operations. These are generally