diff --git a/dram/src/core/scheduling/checker/PowerDownChecker.cpp b/dram/src/core/scheduling/checker/PowerDownChecker.cpp
index ea851e39..a14ab630 100644
--- a/dram/src/core/scheduling/checker/PowerDownChecker.cpp
+++ b/dram/src/core/scheduling/checker/PowerDownChecker.cpp
@@ -44,6 +44,12 @@ void PowerDownChecker::delayToSatisfyConstraints(ScheduledCommand& command) cons
 			{
 				command.delayToMeetConstraint(lastCommandOnBank.getStart(), config.Timings.tXP);
 			}
+
+			else if (lastCommandOnBank.getCommand() == Command::SREFX)
+			{
+				command.delayToMeetConstraint(lastCommandOnBank.getStart(), config.Timings.tXSR);
+			}
+
 			else
 			{
 				reportFatal("Powerdown checker", commandToString(command.getCommand()) + " can not follow "	+ commandToString(lastCommandOnBank.getCommand()));
diff --git a/dram/src/core/scheduling/checker/RefreshChecker.cpp b/dram/src/core/scheduling/checker/RefreshChecker.cpp
index 51e63392..32287311 100644
--- a/dram/src/core/scheduling/checker/RefreshChecker.cpp
+++ b/dram/src/core/scheduling/checker/RefreshChecker.cpp
@@ -35,15 +35,11 @@ void RefreshChecker::delayToSatisfyConstraints(ScheduledCommand& command) const
 		{
 			command.delayToMeetConstraint(lastCommandOnBank.getStart(), config.Timings.tXP);
 		}
-//		else if (lastCommandOnBank.getCommand() == Command::SREFX)
-//		{
-//			command.delayToMeetConstraint(lastCommandOnBank.getEnd(), config.Timings.tXSR);
-//		}
-//		else if (lastCommandOnBank.getCommand() == Command::AutoRefresh)
-//		{
-//		}
-//		else
-//			reportFatal("Refresh Checker", "Refresh can not follow " + commandToString(lastCommandOnBank.getCommand()));
+		else if (lastCommandOnBank.getCommand() == Command::AutoRefresh)
+		{
+		}
+		else
+			reportFatal("Refresh Checker", "Refresh can not follow " + commandToString(lastCommandOnBank.getCommand()));
 	}
 
 	state.bus.moveCommandToNextFreeSlot(command);