diff --git a/config/schema/elasticsearch_types/export_health_certificate.json b/config/schema/elasticsearch_types/export_health_certificate.json
index f432b8b99..ee7720a3f 100644
--- a/config/schema/elasticsearch_types/export_health_certificate.json
+++ b/config/schema/elasticsearch_types/export_health_certificate.json
@@ -206,6 +206,7 @@
       {"label": "Seychelles", "value": "seychelles"},
       {"label": "Sierra Leone", "value": "sierra-leone"},
       {"label": "Singapore", "value": "singapore"},
+      {"label": "Sint Maarten", "value": "sint-maarten"},
       {"label": "Slovakia", "value": "slovakia"},
       {"label": "Slovenia", "value": "slovenia"},
       {"label": "Solomon Islands", "value": "solomon-islands"},