diff --git a/playbooks/roles/prospectus/defaults/main.yml b/playbooks/roles/prospectus/defaults/main.yml
index 25e484118da..b7a9183e19e 100644
--- a/playbooks/roles/prospectus/defaults/main.yml
+++ b/playbooks/roles/prospectus/defaults/main.yml
@@ -23,6 +23,7 @@ PROSPECTUS_CONTENTFUL_SPACE_ID: 'fake-key'
 PROSPECTUS_CONTENTFUL_ACCESS_TOKEN: 'fake-key'
 PROSPECTUS_SEGMENT_WRITE_KEY: 'fake-key'
 PROSPECTUS_ALGOLIA_BROWSE_KEY: 'fake-key'
+PROSPECTUS_ALGOLIA_ADMIN_KEY: 'fake-key'
 
 # nginx vars
 PROSPECTUS_DATA_DIR: '/edx/var/prospectus'
diff --git a/playbooks/roles/prospectus/templates/.env.environment.j2 b/playbooks/roles/prospectus/templates/.env.environment.j2
index ccb2ead6cab..4dda25acc96 100644
--- a/playbooks/roles/prospectus/templates/.env.environment.j2
+++ b/playbooks/roles/prospectus/templates/.env.environment.j2
@@ -10,3 +10,4 @@ GATSBY_CONTENTFUL_SPACE_ID={{ PROSPECTUS_CONTENTFUL_SPACE_ID }}
 GATSBY_CONTENTFUL_ACCESS_TOKEN={{ PROSPECTUS_CONTENTFUL_ACCESS_TOKEN }}
 GATSBY_SEGMENT_WRITE_KEY={{ PROSPECTUS_SEGMENT_WRITE_KEY }}
 PROSPECTUS_ALGOLIA_BROWSE_KEY={{ PROSPECTUS_ALGOLIA_BROWSE_KEY }}
+PROSPECTUS_ALGOLIA_ADMIN_KEY={{ PROSPECTUS_ALGOLIA_ADMIN_KEY }}