diff --git a/helm/values-dev.yaml b/helm/values-dev.yaml
index f120362c..e692019f 100644
--- a/helm/values-dev.yaml
+++ b/helm/values-dev.yaml
@@ -93,8 +93,8 @@ microservice-chart:
     OTEL_EXPORTER_OTLP_HEADERS: elastic-apm-secret-token
     MONGODB_CONNECTION_URI: 'notices-mongo-connection-string'
     TEMPLATE_STORAGE_CONN_STRING: 'templates-storage-account-connection-string'
-    INSTITUTION_STORAGE_CONN_STRING: 'institutions_storage_account_connection_string'
-    NOTICE_STORAGE_CONN_STRING: 'notices_storage_account_connection_string'
+    INSTITUTION_STORAGE_CONN_STRING: 'institutions-storage-account-connection-string'
+    NOTICE_STORAGE_CONN_STRING: 'notices-storage-account-connection-string'
     KAFKA_SASL_JAAS_CONFIG: 'ehub-d-notice-jaas-config'
     AES_SECRET_KEY: 'aes-key'
     AES_SALT: 'aes-salt'
diff --git a/helm/values-prod.yaml b/helm/values-prod.yaml
index 492dc17a..2a9afd6a 100644
--- a/helm/values-prod.yaml
+++ b/helm/values-prod.yaml
@@ -92,9 +92,8 @@ microservice-chart:
     APPLICATIONINSIGHTS_CONNECTION_STRING: 'app-insight-connection-string'
     OTEL_EXPORTER_OTLP_HEADERS: elastic-apm-secret-token
     MONGODB_CONNECTION_URI: 'notices-mongo-connection-string'
-    TEMPLATE_STORAGE_CONN_STRING: 'templates_storage_account_connection_string'
-    INSTITUTION_STORAGE_CONN_STRING: 'institutions_storage_account_connection_string'
-    NOTICE_STORAGE_CONN_STRING: 'notices_storage_account_connection_string'
+    INSTITUTION_STORAGE_CONN_STRING: 'institutions-storage-account-connection-string'
+    NOTICE_STORAGE_CONN_STRING: 'notices-storage-account-connection-string'
     KAFKA_SASL_JAAS_CONFIG: 'ehub-p-notice-jaas-config'
     AES_SECRET_KEY: 'aes-key'
     AES_SALT: 'aes-salt'
diff --git a/helm/values-uat.yaml b/helm/values-uat.yaml
index e57d5987..b68fef31 100644
--- a/helm/values-uat.yaml
+++ b/helm/values-uat.yaml
@@ -93,8 +93,8 @@ microservice-chart:
     OTEL_EXPORTER_OTLP_HEADERS: elastic-apm-secret-token
     MONGODB_CONNECTION_URI: 'notices-mongo-connection-string'
     TEMPLATE_STORAGE_CONN_STRING: 'templates_storage_account_connection_string'
-    INSTITUTION_STORAGE_CONN_STRING: 'institutions_storage_account_connection_string'
-    NOTICE_STORAGE_CONN_STRING: 'notices_storage_account_connection_string'
+    INSTITUTION_STORAGE_CONN_STRING: 'institutions-storage-account-connection-string'
+    NOTICE_STORAGE_CONN_STRING: 'notices-storage-account-connection-string'
     KAFKA_SASL_JAAS_CONFIG: 'ehub-u-notice-jaas-config'
     AES_SECRET_KEY: 'aes-key'
     AES_SALT: 'aes-salt'