diff --git a/examples/lightpush_publisher_mix.nim b/examples/lightpush_publisher_mix.nim
index 7a7bdfb2f..a91b994fe 100644
--- a/examples/lightpush_publisher_mix.nim
+++ b/examples/lightpush_publisher_mix.nim
@@ -159,7 +159,7 @@ proc setupAndPublish(rng: ref HmacDrbgContext, conf: LPMixConf) {.async.} =
       error "failed to publish message", error = res.error
       lp_mix_failed.inc(labelValues = ["publish_error"])
 
-    await sleepAsync(1000)
+    await sleepAsync(conf.msgInterval)
   info "###########Sent all messages via mix"
   quit(0)
 
diff --git a/examples/lightpush_publisher_mix_config.nim b/examples/lightpush_publisher_mix_config.nim
index 9d94d20b1..63b59f730 100644
--- a/examples/lightpush_publisher_mix_config.nim
+++ b/examples/lightpush_publisher_mix_config.nim
@@ -38,6 +38,12 @@ type
         name: "num-msgs",
     }: int
 
+    msgInterval*{.
+        desc: "Interval between messages in milliseconds.",
+        defaultValue: 1000,
+        name: "msg-interval",
+    }: int
+
     minMixPoolSize* {.
         desc: "Number of messages to wait for before sending.",
         defaultValue: 3,