diff --git a/opengate/tests/src/test085_free_flight_mt.py b/opengate/tests/src/test085_free_flight_mt.py
index 790793f69..e01db9dce 100755
--- a/opengate/tests/src/test085_free_flight_mt.py
+++ b/opengate/tests/src/test085_free_flight_mt.py
@@ -42,7 +42,7 @@
             stats,
             tolerance=65,
             ignore_value_data1=0,
-            sum_tolerance=8,
+            sum_tolerance=8.5,
             axis="x",
         )
         and is_ok
@@ -55,7 +55,7 @@
             stats,
             tolerance=65,
             ignore_value_data1=0,
-            sum_tolerance=8,
+            sum_tolerance=8.5,
             axis="x",
         )
         and is_ok