diff --git a/modules/cms/main.tf b/modules/cms/main.tf
index d2d353e..29a5788 100644
--- a/modules/cms/main.tf
+++ b/modules/cms/main.tf
@@ -13,7 +13,6 @@ resource "azurerm_postgresql_database" "tikweb_cms_db" {
 resource "azurerm_postgresql_flexible_server_database" "tikweb_cms_db_new" {
   name      = "${local.db_name}-new"
   server_id = var.postgres_server_new_id
-  collation = "fi_FI"
   charset   = "utf8"
 }
 
diff --git a/modules/ilmo/main.tf b/modules/ilmo/main.tf
index 077311d..64d8a95 100644
--- a/modules/ilmo/main.tf
+++ b/modules/ilmo/main.tf
@@ -12,9 +12,8 @@ resource "azurerm_postgresql_database" "ilmo_db" {
 }
 
 resource "azurerm_postgresql_flexible_server_database" "ilmo_db_new" {
-  name      = "${local.db_name}-new"
+  name      = "${local.db_name}_new"
   server_id = var.postgres_server_new_id
-  collation = "fi_FI"
   charset   = "utf8"
 }
 
diff --git a/modules/tenttiarkisto/main.tf b/modules/tenttiarkisto/main.tf
index f3a9e5b..82f999b 100644
--- a/modules/tenttiarkisto/main.tf
+++ b/modules/tenttiarkisto/main.tf
@@ -18,7 +18,6 @@ resource "azurerm_postgresql_database" "tenttiarkisto_db" {
 resource "azurerm_postgresql_flexible_server_database" "tenttiarkisto_db_new" {
   name      = "${local.db_name}_new"
   server_id = var.postgres_server_new_id
-  collation = "fi_FI"
   charset   = "utf8"
 }