diff --git a/ammo.lua b/ammo.lua
index 6643947..4a52513 100644
--- a/ammo.lua
+++ b/ammo.lua
@@ -27,6 +27,7 @@ initial_properties = {
 }
 
 local use_particles = minetest.settings:get_bool("rangedweapons_impact_particles", true)
+local max_lifetime = tonumber(minetest.settings:get("rangedweapons_bullet_lifetime")) or 10.0
 
 rangedweapons_shot_bullet.on_step = function(self, dtime, moveresult)
 ----------------------------------------
@@ -66,7 +67,7 @@ self.object:set_properties({collide_with_objects = true})
 self.object:set_properties({collisionbox = {-size, -size, -size, size, size, size}})
 end
 
-if self.timer > 10 then
+if self.timer > max_lifetime then
 self.object:remove()
 end
 
diff --git a/settingtypes.txt b/settingtypes.txt
index a309ce7..6cea3c0 100644
--- a/settingtypes.txt
+++ b/settingtypes.txt
@@ -16,6 +16,9 @@ rangedweapons_other_weapon_crafting (Other Weapon Crafting) bool true
 #    If true, a gun can always be reloaded (just need at least one matching bullet in the inventory)
 rangedweapons_infinite_ammo (Inifinite Ammo) bool false
 
+#    Maximum lifetime of a bullet (or rocket)
+rangedweapons_bullet_lifetime (Bullet Lifetime) int 10
+
 #    Damage multiplier for hits on other players
 rangedweapons_player_dmg_multiplier (Player Damage Multiplier) float 1.0