diff --git a/tests/behavior_test.cpp b/tests/behavior_test.cpp
index 715d6b838f48..4db39a587ec7 100644
--- a/tests/behavior_test.cpp
+++ b/tests/behavior_test.cpp
@@ -154,7 +154,7 @@ TEST_CASE( "check_npc_behavior_tree", "[npc][behavior]" )
     CHECK( npc_needs.tick( &oracle ) == "idle" );
     SECTION( "Freezing" ) {
         weather_manager &weather = get_weather();
-        weather.temperature = -70_c;
+        weather.temperature = -100_c;
         weather.clear_temp_cache();
         test_npc.update_bodytemp( get_map(), weather );
         CHECK( npc_needs.tick( &oracle ) == "idle" );