diff --git a/http_logs/challenges/default.json b/http_logs/challenges/default.json
index ee062557..f482b2eb 100644
--- a/http_logs/challenges/default.json
+++ b/http_logs/challenges/default.json
@@ -145,7 +145,7 @@
           "warmup-iterations": 200,
           "iterations": 100
           {%- if not target_throughput %}
-          ,"target-throughput": 2=0.5
+          ,"target-throughput": 0.5
           {%- elif target_throughput is string and target_throughput.lower() == 'none' %}
           {%- else %}
           ,"target-throughput": {{ target_throughput | tojson }}