diff --git a/src/mem/dramsim2_wrapper.cc b/src/mem/dramsim2_wrapper.cc
index c622c1cb57..b9bcf14c08 100644
--- a/src/mem/dramsim2_wrapper.cc
+++ b/src/mem/dramsim2_wrapper.cc
@@ -54,12 +54,6 @@
 #include "base/compiler.hh"
 #include "base/logging.hh"
 
-namespace gem5
-{
-
-namespace memory
-{
-
 /**
  * DRAMSim2 requires SHOW_SIM_OUTPUT to be defined (declared extern in
  * the DRAMSim2 print macros), otherwise we get linking errors due to
@@ -67,6 +61,12 @@ namespace memory
  */
 int SHOW_SIM_OUTPUT = 0;
 
+namespace gem5
+{
+
+namespace memory
+{
+
 DRAMSim2Wrapper::DRAMSim2Wrapper(const std::string& config_file,
                                  const std::string& system_file,
                                  const std::string& working_dir,