diff --git a/src/gpu-compute/compute_unit.cc b/src/gpu-compute/compute_unit.cc
index 63f3e8fb5..1387f9b56 100644
--- a/src/gpu-compute/compute_unit.cc
+++ b/src/gpu-compute/compute_unit.cc
@@ -1620,7 +1620,7 @@ ComputeUnit::CUExitCallback::process()
 {
     if (computeUnit->countPages) {
         std::ostream *page_stat_file =
-            simout.create(computeUnit->name().c_str());
+            simout.create(computeUnit->name().c_str())->stream();
 
         *page_stat_file << "page, wavefront accesses, workitem accesses" <<
             std::endl;
diff --git a/src/gpu-compute/gpu_tlb.cc b/src/gpu-compute/gpu_tlb.cc
index de005fd04..7a4f883f6 100644
--- a/src/gpu-compute/gpu_tlb.cc
+++ b/src/gpu-compute/gpu_tlb.cc
@@ -1709,7 +1709,7 @@ namespace X86ISA
             // print per page statistics to a separate file (.csv format)
             // simout is the gem5 output directory (default is m5out or the one
             // specified with -d
-            page_stat_file = simout.create(name().c_str());
+            page_stat_file = simout.create(name().c_str())->stream();
 
             // print header
             *page_stat_file << "page,max_access_distance,mean_access_distance, "