diff --git a/Tools/autotest/common.py b/Tools/autotest/common.py
index c40f04225b..8556d27df7 100644
--- a/Tools/autotest/common.py
+++ b/Tools/autotest/common.py
@@ -4197,8 +4197,12 @@ class AutoTest(ABC):
             # the autopilot at 20Hz - that's our 50Hz wallclock, , not
             # the autopilot's simulated 20Hz, so if speedup is 10 the
             # autopilot will see ~2Hz.
+            timeout = 0.02
+            # ... and 2Hz is too slow when we now run at 100x speedup:
+            timeout /= (self.speedup / 10.0)
+
             try:
-                map_copy = self.rc_queue.get(timeout=0.02)
+                map_copy = self.rc_queue.get(timeout=timeout)
 
                 # 16 packed entries:
                 for i in range(1, 17):