diff --git a/nix/nix.conf b/nix/nix.conf
index a8cf9f1674..706ed41908 100644
--- a/nix/nix.conf
+++ b/nix/nix.conf
@@ -6,6 +6,8 @@ trusted-public-keys = nix-cache.status.im-1:x/93lOfLU+duPplwMSBR+OlY4+mo+dCN7n0m
 stalled-download-timeout = 3600
 connect-timeout = 10
 max-jobs = auto
+# Build packages if fetching from cache fails.
+fallback = true
 # Helps avoid removing currently used dependencies via garbage collection
 keep-derivations = true
 keep-outputs = true