diff --git a/ProcessLib/TH2M/Tests.cmake b/ProcessLib/TH2M/Tests.cmake
index f2da84e1423ac4bc0fa606ab95beb13c59203d43..54da70cabf876aa48409c764179c28a2b9e705c3 100644
--- a/ProcessLib/TH2M/Tests.cmake
+++ b/ProcessLib/TH2M/Tests.cmake
@@ -358,7 +358,7 @@ AddTest(
     result_point_heatsource_ts_5_t_100000_000000_2.vtu result_point_heatsource_ts_5_t_100000_000000_2.vtu liquid_pressure_interpolated liquid_pressure_interpolated 7e-7 1e-3
     result_point_heatsource_ts_5_t_100000_000000_2.vtu result_point_heatsource_ts_5_t_100000_000000_2.vtu velocity_gas velocity_gas 1e-8 1e-8
     result_point_heatsource_ts_5_t_100000_000000_2.vtu result_point_heatsource_ts_5_t_100000_000000_2.vtu velocity_liquid velocity_liquid 1e-8 1e-8
-    result_point_heatsource_ts_5_t_100000_000000_2.vtu result_point_heatsource_ts_5_t_100000_000000_2.vtu sigma sigma 2e-4 4e-3
+    result_point_heatsource_ts_5_t_100000_000000_2.vtu result_point_heatsource_ts_5_t_100000_000000_2.vtu sigma sigma 2e-4 7e-3
     result_point_heatsource_ts_5_t_100000_000000_2.vtu result_point_heatsource_ts_5_t_100000_000000_2.vtu epsilon epsilon 1e-8 1e-8
     result_point_heatsource_ts_5_t_100000_000000_2.vtu result_point_heatsource_ts_5_t_100000_000000_2.vtu liquid_density liquid_density 1e-8 1e-8
     result_point_heatsource_ts_5_t_100000_000000_2.vtu result_point_heatsource_ts_5_t_100000_000000_2.vtu gas_density gas_density 1e-8 1e-8