diff --git a/Tools/autotest/arducopter.py b/Tools/autotest/arducopter.py
index c38430e532..4f527f4e9e 100644
--- a/Tools/autotest/arducopter.py
+++ b/Tools/autotest/arducopter.py
@@ -5296,6 +5296,9 @@ class AutoTestCopter(AutoTest):
 
     def test_replay(self):
         '''test replay correctness'''
+        self.progress("Building Replay")
+        util.build_SITL('tools/Replay', clean=False, configure=False)
+
         self.context_push()
         self.set_parameter("LOG_REPLAY", 1)
         self.set_parameter("LOG_DISARMED", 1)
diff --git a/Tools/autotest/autotest.py b/Tools/autotest/autotest.py
index 9e3af6ee3f..4ec4e89a56 100755
--- a/Tools/autotest/autotest.py
+++ b/Tools/autotest/autotest.py
@@ -413,7 +413,7 @@ def run_step(step):
         vehicle_binary = 'sitl_periph_gps.bin/AP_Periph'
 
     if step == 'build.Replay':
-        return util.build_SITL('tools/Replay', board='linux')
+        return util.build_SITL('tools/Replay', clean=False, configure=False)
         
     if vehicle_binary is not None:
         if len(vehicle_binary.split(".")) == 1: