diff --git a/CHANGES.txt b/CHANGES.txt
index 492bc1c439..8ee7e061b0 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,4 +1,5 @@
 3.0.19
+ * cassandra-stress works with frozen collections: list and set (CASSANDRA-14907)
  * For nodetool listsnapshots output, put spaces between columns, and increase snapshot padding (CASSANDRA-14876)
  * Fix handling FS errors on writing and reading flat files - LogTransaction and hints (CASSANDRA-15053)
  * Avoid double closing the iterator to avoid overcounting the number of requests (CASSANDRA-15058)
diff --git a/tools/stress/src/org/apache/cassandra/stress/StressProfile.java b/tools/stress/src/org/apache/cassandra/stress/StressProfile.java
index c19e0cdede..0b0d4e9e19 100644
--- a/tools/stress/src/org/apache/cassandra/stress/StressProfile.java
+++ b/tools/stress/src/org/apache/cassandra/stress/StressProfile.java
@@ -411,6 +411,11 @@ public class StressProfile implements Serializable
                             {
                                 case SET:
                                 case LIST:
+                                    if (c.getType().isFrozen())
+                                    {
+                                        sb.append("?");
+                                        break;
+                                    }
                                 case COUNTER:
                                     sb.append(c.getName()).append(" + ?");
                                     break;