diff --git a/infra/main/main.tf b/infra/main/main.tf
index 80be87e..cec5e18 100644
--- a/infra/main/main.tf
+++ b/infra/main/main.tf
@@ -63,6 +63,21 @@ module "digitalocean_database_cluster" {
   }, {
     name = "forgejo",
     create_default_superuser = true,
+  }, {
+    # We're creating this database, but then need to delete and recreate manually with LOCALE=C. Otherwise synapse won't work
+    # CREATE DATABASE synapse WITH template=template0 owner=doadmin locale="C" encoding=UTF8;
+    # GRANT ALL ON DATABASE synapse TO synapse;
+    name = "synapse",
+    create_default_superuser = true,
+  }, {
+    name = "telegram",
+    create_default_superuser = true,
+  }, {
+    name = "slack",
+    create_default_superuser = true,
+  }, {
+    name = "media_repo",
+    create_default_superuser = true,
   }]
 
   vpc_id = digitalocean_vpc.main.id