diff --git a/supervisor/startup.lua b/supervisor/startup.lua
index 99ac055..ff2ec5b 100644
--- a/supervisor/startup.lua
+++ b/supervisor/startup.lua
@@ -22,7 +22,7 @@ local supervisor = require("supervisor.supervisor")
 
 local svsessions = require("supervisor.session.svsessions")
 
-local SUPERVISOR_VERSION = "v1.5.16"
+local SUPERVISOR_VERSION = "v1.5.17"
 
 local println = util.println
 local println_ts = util.println_ts
diff --git a/supervisor/unit.lua b/supervisor/unit.lua
index 16f065a..ebb4111 100644
--- a/supervisor/unit.lua
+++ b/supervisor/unit.lua
@@ -986,7 +986,8 @@ function unit.new(reactor_id, num_boilers, num_turbines, ext_idle)
             local db = self.snas[i].get_db()
             total_peak = total_peak + db.state.peak_production
             total_avail = total_avail + db.state.production_rate
-            total_out = total_out + math.min(db.tanks.input.amount / 10, db.state.production_rate)
+            local out_from_in = util.trinary(db.tanks.input.amount >= 10, db.tanks.input.amount / 10, 0)
+            total_out = total_out + math.min(out_from_in, db.state.production_rate)
         end
         status.sna = { #self.snas, total_peak, total_avail, total_out }