diff --git a/modules/nixos/librechat-oci/default.nix b/modules/nixos/librechat-oci/default.nix
index 8e580d1..d35b0ca 100644
--- a/modules/nixos/librechat-oci/default.nix
+++ b/modules/nixos/librechat-oci/default.nix
@@ -180,6 +180,13 @@ in
       ragApi = mkImageOption "ragApi" "The LibreChat RAG API Docker image (`pkgs.dockerTools.pullImage`).";
     };
 
+    configFile = mkOption {
+      type = types.nullOr types.path;
+      default = null;
+      example = literalExpression "./librechat.yaml";
+      description = "Path to the `librechat.yaml` configuration file.";
+    };
+
     externalUrl = mkOption {
       type = types.nullOr types.str;
       default = null;
@@ -335,7 +342,9 @@ in
         "librechat_images:/app/client/public/images:rw"
         "librechat_uploads:/app/uploads:rw"
         "librechat_logs:/app/logs:rw"
-      ];
+      ]
+      ++ optional (cfg.configFile != null) "${cfg.configFile}:/app/librechat.yaml:ro";
+
       ports = [
         "0.0.0.0:${toString cfg.port}:${toString cfg.port}/tcp"
       ];