diff --git a/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeDuring.java b/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeDuring.java
index cb7218c2f..45ad2765b 100644
--- a/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeDuring.java
+++ b/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeDuring.java
@@ -1,6 +1,8 @@
 package io.nosqlbench.activitytype.cql.datamappers.functions.to_daterange;
 
 import com.datastax.driver.dse.search.DateRange;
+import io.nosqlbench.virtdata.annotations.Categories;
+import io.nosqlbench.virtdata.annotations.Category;
 import io.nosqlbench.virtdata.annotations.Example;
 import io.nosqlbench.virtdata.annotations.ThreadSafeMapper;
 
@@ -24,6 +26,7 @@ import java.util.function.LongFunction;
  * </ul>
  */
 @ThreadSafeMapper
+@Categories(Category.datetime)
 public class DateRangeDuring implements LongFunction<DateRange> {
 
     private final com.datastax.driver.dse.search.DateRange.DateRangeBound.Precision precision;
diff --git a/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeFunc.java b/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeFunc.java
index 1ee771640..e801331f8 100644
--- a/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeFunc.java
+++ b/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeFunc.java
@@ -1,6 +1,8 @@
 package io.nosqlbench.activitytype.cql.datamappers.functions.to_daterange;
 
 import com.datastax.driver.dse.search.DateRange;
+import io.nosqlbench.virtdata.annotations.Categories;
+import io.nosqlbench.virtdata.annotations.Category;
 import io.nosqlbench.virtdata.annotations.Example;
 import io.nosqlbench.virtdata.annotations.ThreadSafeMapper;
 
@@ -24,6 +26,7 @@ import java.util.function.LongUnaryOperator;
  * </ul>
  */
 @ThreadSafeMapper
+@Categories(Category.datetime)
 public class DateRangeFunc implements LongFunction<DateRange> {
 
     private final DateRange.DateRangeBound.Precision precision;
diff --git a/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeOnOrAfter.java b/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeOnOrAfter.java
index bb0cfe922..724dbfbf3 100644
--- a/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeOnOrAfter.java
+++ b/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeOnOrAfter.java
@@ -1,6 +1,8 @@
 package io.nosqlbench.activitytype.cql.datamappers.functions.to_daterange;
 
 import com.datastax.driver.dse.search.DateRange;
+import io.nosqlbench.virtdata.annotations.Categories;
+import io.nosqlbench.virtdata.annotations.Category;
 import io.nosqlbench.virtdata.annotations.Example;
 import io.nosqlbench.virtdata.annotations.ThreadSafeMapper;
 
@@ -25,6 +27,7 @@ import java.util.function.LongFunction;
  * </ul>
  */
 @ThreadSafeMapper
+@Categories(Category.datetime)
 public class DateRangeOnOrAfter implements LongFunction<DateRange> {
 
     private final DateRange.DateRangeBound.Precision precision;
diff --git a/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeOnOrBefore.java b/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeOnOrBefore.java
index 0487c29ab..5eb804915 100644
--- a/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeOnOrBefore.java
+++ b/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeOnOrBefore.java
@@ -1,6 +1,8 @@
 package io.nosqlbench.activitytype.cql.datamappers.functions.to_daterange;
 
 import com.datastax.driver.dse.search.DateRange;
+import io.nosqlbench.virtdata.annotations.Categories;
+import io.nosqlbench.virtdata.annotations.Category;
 import io.nosqlbench.virtdata.annotations.Example;
 import io.nosqlbench.virtdata.annotations.ThreadSafeMapper;
 
@@ -25,6 +27,7 @@ import java.util.function.LongFunction;
  * </ul>
  */
 @ThreadSafeMapper
+@Categories(Category.datetime)
 public class DateRangeOnOrBefore implements LongFunction<DateRange> {
 
     private final DateRange.DateRangeBound.Precision precision;
diff --git a/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeParser.java b/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeParser.java
index 970094627..6f5b3bd5e 100644
--- a/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeParser.java
+++ b/activitytype-cql/src/main/java/io/nosqlbench/activitytype/cql/datamappers/functions/to_daterange/DateRangeParser.java
@@ -1,6 +1,8 @@
 package io.nosqlbench.activitytype.cql.datamappers.functions.to_daterange;
 
 import com.datastax.driver.dse.search.DateRange;
+import io.nosqlbench.virtdata.annotations.Categories;
+import io.nosqlbench.virtdata.annotations.Category;
 import io.nosqlbench.virtdata.annotations.Example;
 import io.nosqlbench.virtdata.annotations.ThreadSafeMapper;
 
@@ -14,6 +16,7 @@ import java.util.function.Function;
  * When possible it is more efficient to use the other DateRange methods since they do not require parsing.
  */
 @ThreadSafeMapper
+@Categories(Category.datetime)
 public class DateRangeParser implements Function<String, DateRange> {
 
     private final DateRange.DateRangeBound.Precision precision;