diff --git a/maps/pirates/balance.lua b/maps/pirates/balance.lua
index e954157d..58556b8a 100644
--- a/maps/pirates/balance.lua
+++ b/maps/pirates/balance.lua
@@ -255,6 +255,7 @@ function Public.evolution_per_full_silo_charge()
 	 --too low and you always charge immediately, too high and you always charge late
 	-- return 0.05
 	-- observed x=2000 run, changed this to:
+	-- return 0.05 + 0.03 * Common.overworldx()/1000
 	return 0.05 + 0.02 * Common.overworldx()/1000
 end
 
diff --git a/maps/pirates/surfaces/sea/kraken.lua b/maps/pirates/surfaces/sea/kraken.lua
index 12231c28..70cfcfb4 100644
--- a/maps/pirates/surfaces/sea/kraken.lua
+++ b/maps/pirates/surfaces/sea/kraken.lua
@@ -98,9 +98,9 @@ function Public.kraken_tick(crew_id, kraken_id, step, substep)
 
 		-- firing speed now depends on player count:
 		local firing_period
-		if crewCount <= 8 then
+		if crewCount <= 12 then
 			firing_period = 4
-		elseif crewCount <= 16 then
+		elseif crewCount <= 24 then
 			firing_period = 3
 		else
 			firing_period = 2