diff --git a/ansible/inventories/prod.yml b/ansible/inventories/prod.yml
index 32a41aa2..1395b14c 100644
--- a/ansible/inventories/prod.yml
+++ b/ansible/inventories/prod.yml
@@ -5,20 +5,24 @@ all:
       internal_ip: "10.0.0.5"
       dramatiq_threads: 2
       dramatiq_processes: 3
+      sentry_trace_rate: 0
     app2.thegreenwebfoundation.org:
       internal_ip: "10.0.0.4"
       dramatiq_threads: 2
       dramatiq_processes: 3
+      sentry_trace_rate: 0
     # TODO: once we have update the worker process names we can use app3 for serving production traffic
     # letting us decommission some of the older app servers
     app3.thegreenwebfoundation.org:
       internal_ip: "10.0.0.6"
       dramatiq_threads: 1
       dramatiq_processes: 1
+      sentry_trace_rate: 1
     app4.thegreenwebfoundation.org:
       internal_ip: "10.0.0.7"
       dramatiq_threads: 2
       dramatiq_processes: 3
+      sentry_trace_rate: 0
 
   vars:
     tgwf_stage: "prod"
diff --git a/ansible/templates/dotenv.j2 b/ansible/templates/dotenv.j2
index 7a4b78ca..6fcfde79 100644
--- a/ansible/templates/dotenv.j2
+++ b/ansible/templates/dotenv.j2
@@ -13,7 +13,7 @@ RABBITMQ_URL="{{ lookup('env', "RABBITMQ_URL") }}"
 
 SENTRY_DSN="{{ lookup('env', "SENTRY_DSN") }}"
 SENTRY_ENVIRONMENT="{{ lookup('env', "SENTRY_ENVIRONMENT") }}"
-{% if sentry_sample_rate %}
+{% if sentry_sample_rate is defined %}
 SENTRY_SAMPLE_RATE = {{ sentry_sample_rate }}
 {% endif %}