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-rw-r--r--configuration.nix4
1 files changed, 4 insertions, 0 deletions
diff --git a/configuration.nix b/configuration.nix
index 699a5e5..00d4759 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -83,6 +83,10 @@ in {
automatic = true;
dates = "weekly";
};
+ nix.extraOptions = ''
+ keep-outputs = true
+ keep-derivations = true
+ '';
system.stateVersion = "20.09";
}