diff --git a/modules/datasync.nix b/modules/datasync.nix
index 857ae09..3a0673b 100644
--- a/modules/datasync.nix
+++ b/modules/datasync.nix
@@ -7,6 +7,7 @@
     guiAddress = "0.0.0.0:8384";
     dataDir = "/vault/syncthing";
     key = config.age.secrets.syncthing.path;
+    extraOptions = { options.maxFolderConcurrency = 1; };
     devices = {
       panacea.id =
         "NF4SYEJ-RSGPDEF-CDEYC3A-JWZMKNC-KG4FVQP-CZ5HRFY-XM22BZD-N7B6VAH";