diff --git a/scripts/download-from-binary-cache.pl.in b/scripts/download-from-binary-cache.pl.in
index 68414ea63a..e474575518 100644
--- a/scripts/download-from-binary-cache.pl.in
+++ b/scripts/download-from-binary-cache.pl.in
@@ -516,6 +516,7 @@ sub downloadBinary {
     }
 
     print STDERR "could not download ‘$storePath’ from any binary cache\n";
+    exit 1;
 }