diff --git a/kafka/10broker-config.yml b/kafka/10broker-config.yml
index c26ef450..1f54ba69 100644
--- a/kafka/10broker-config.yml
+++ b/kafka/10broker-config.yml
@@ -56,7 +56,7 @@ data:
     # The default number of log partitions per topic. More partitions allow greater
     # parallelism for consumption, but this will also result in more files across
     # the brokers.
-    num.partitions=1
+    num.partitions=12
 
     default.replication.factor=3