diff --git a/Dockerfile b/Dockerfile
index b48b7f2..b70e6a0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/nixos/nix:2.33.2 AS builder
+FROM docker.io/nixos/nix:2.34.6 AS builder
 COPY . /tmp/build
 WORKDIR /tmp/build
 RUN nix \