diff --git a/hosts/gunter/ollama.nix b/hosts/gunter/ollama.nix
index bd9385e..778d8f9 100644
--- a/hosts/gunter/ollama.nix
+++ b/hosts/gunter/ollama.nix
@@ -7,6 +7,8 @@
   services.open-webui = {
     enable = true;
     environment = {
+      VECTOR_DB = "pgvector";
+      PGVECTOR_DB_URL = "postgresql://openwebui:openwebui@pgdb1.home.2rjus.net:5432/openwebui";
       DO_NOT_TRACK = "True";
       SCARF_NO_ANALYTICS = "True";
       OLLAMA_API_BASE_URL = "http://127.0.0.1:11434";