1 files changed, 1 insertions, 1 deletions
diff --git a/src/nix-copy-closure/nix-copy-closure.cc b/src/nix-copy-closure/nix-copy-closure.cc
index ed43bffbc8c8..dc324abcb3ba 100755
--- a/src/nix-copy-closure/nix-copy-closure.cc
+++ b/src/nix-copy-closure/nix-copy-closure.cc
@@ -58,6 +58,6 @@ int main(int argc, char ** argv)
         PathSet closure;
         from->computeFSClosure(storePaths2, closure, false, includeOutputs);
 
-        copyPaths(from, to, closure, useSubstitutes);
+        copyPaths(from, to, closure, useSubstitutes, true);
     });
 }