diff --git a/flake.nix b/flake.nix
index dd11f62..ef0a43a 100644
--- a/flake.nix
+++ b/flake.nix
@@ -336,6 +336,7 @@
               "llvm-tools"
               "lld"
               "tqdm"
+              "python-lmdb"
               "artiq-comtools"
             ];
           }