diff --git a/minetest.conf b/minetest.conf
index 15e560d..d9e3e3e 100644
--- a/minetest.conf
+++ b/minetest.conf
@@ -9,6 +9,17 @@ random_messages_interval = 60
 sprint_stamina = 10
 enable_lavacooling = false
 
+#
+# Player physics
+#
+
+movement_acceleration_default = 5
+movement_acceleration_air = 3
+movement_speed_walk = 6
+movement_speed_crouch = 2
+movement_speed_jump = 7
+movement_liquid_fluidity = 1.25
+
 #
 # CTF_PVP_ENGINE
 # See mods/ctf_pvp_engine/minetest.conf.example for ctf_pvp_engine settings.