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-rw-r--r--cluster/prod/cluster.nix6
1 files changed, 6 insertions, 0 deletions
diff --git a/cluster/prod/cluster.nix b/cluster/prod/cluster.nix
index 95391ac..59fbcb5 100644
--- a/cluster/prod/cluster.nix
+++ b/cluster/prod/cluster.nix
@@ -117,4 +117,10 @@
# For Garage external communication
networking.firewall.allowedTCPPorts = [ 3901 ];
+
+ # All prod nodes were deployed on the same version.
+ # This could be put in individual node .nix files if we deploy
+ # newer nodes on a different system version, OR we can bump this
+ # regularly cluster-wide
+ system.stateVersion = "21.05";
}