diff --git a/Tools/scripts/build_autotest.sh b/Tools/scripts/build_autotest.sh
index 0a24451115..7d546f9795 100755
--- a/Tools/scripts/build_autotest.sh
+++ b/Tools/scripts/build_autotest.sh
@@ -162,6 +162,6 @@ killall -9 JSBSim || /bin/true
 # raise core limit
 ulimit -c 10000000
 
-timelimit 7500 APM/Tools/autotest/autotest.py --timeout=7000 > buildlogs/autotest-output.txt 2>&1
+timelimit 8500 APM/Tools/autotest/autotest.py --timeout=8000 > buildlogs/autotest-output.txt 2>&1
 
 ) >> build.log 2>&1