diff --git a/Src/LinearSolvers/MLMG/AMReX_MLMG.H b/Src/LinearSolvers/MLMG/AMReX_MLMG.H
index e5e3f795966..a801e693e09 100644
--- a/Src/LinearSolvers/MLMG/AMReX_MLMG.H
+++ b/Src/LinearSolvers/MLMG/AMReX_MLMG.H
@@ -297,7 +297,7 @@ private:
 
     std::string print_ident;
 
-    bool do_no_sync_gpu = false;
+    bool do_no_sync_gpu = true;
 
     //! Hypre
 #if defined(AMREX_USE_HYPRE) && (AMREX_SPACEDIM > 1)