diff --git a/ansible/delta-hosts/variables b/ansible/delta-hosts/variables
index 28074110..9fcc62a5 100644
--- a/ansible/delta-hosts/variables
+++ b/ansible/delta-hosts/variables
@@ -177,3 +177,4 @@ vpc_id=vpc-864c6be3
 
 [web:vars]
 web_intercom_id=wqzm3rju
+web_sift_public_key=27e9da5c97
diff --git a/ansible/epsilon-hosts/variables b/ansible/epsilon-hosts/variables
index 845c1a3c..806330ce 100644
--- a/ansible/epsilon-hosts/variables
+++ b/ansible/epsilon-hosts/variables
@@ -149,3 +149,4 @@ vpc_id="vpc-cdb2a3a8"
 
 [web:vars]
 web_intercom_id=xs5g95pd
+web_sift_public_key=eea9746dff
diff --git a/ansible/gamma-hosts/variables b/ansible/gamma-hosts/variables
index da906202..7f1fa2fa 100644
--- a/ansible/gamma-hosts/variables
+++ b/ansible/gamma-hosts/variables
@@ -158,3 +158,4 @@ sg_web=sg-fe8bf49a
 
 [web:vars]
 web_intercom_id=xs5g95pd
+web_sift_public_key=eea9746dff
diff --git a/ansible/group_vars/alpha-web.yml b/ansible/group_vars/alpha-web.yml
index 41eb00cb..b3b0f747 100644
--- a/ansible/group_vars/alpha-web.yml
+++ b/ansible/group_vars/alpha-web.yml
@@ -17,6 +17,7 @@ dockerfile_enviroment: [
   "INTERCOM_APP_ID {{ web_intercom_id }}",
   "MARKETING_URL {{ marketing_url }}",
   "NODE_ENV production",
+  "SIFT_API_KEY {{ web_sift_public_key }}",
   "STRIPE_TOKEN {{ cream_stripe_publishable_key }}",
   "USER_CONTENT_DOMAIN {{ user_content_domain }}",
 ]