diff --git a/supervisor/facility.lua b/supervisor/facility.lua
index 937a8e7..efbc7d5 100644
--- a/supervisor/facility.lua
+++ b/supervisor/facility.lua
@@ -343,7 +343,9 @@ function facility.new(config, cooling_conf)
                     self.avg_charge.reset(energy)
                     self.avg_inflow.reset(input)
                     self.avg_outflow.reset(output)
+                    self.avg_net.reset()
 
+                    self.imtx_last_capacity = db.build.max_energy
                     self.imtx_last_charge = energy
                     self.imtx_last_charge_t = charge_update
                 end
diff --git a/supervisor/session/plc.lua b/supervisor/session/plc.lua
index e058816..a863fe2 100644
--- a/supervisor/session/plc.lua
+++ b/supervisor/session/plc.lua
@@ -183,7 +183,7 @@ function plc.new_session(id, s_addr, reactor_id, in_queue, out_queue, timeout, f
         self.sDB.max_op_temp_H2O = max_burn * 2 * (JOULES_PER_MB * heat_cap ^ -1) + BASE_BOIL_TEMP
         self.sDB.max_op_temp_Na = max_burn * (JOULES_PER_MB * heat_cap ^ -1) + BASE_BOIL_TEMP
 
-        log.info(util.sprintf(log_header .. "computed maximum operational temperatures %.3f (H2O) and %.3f (Na)",
+        log.info(util.sprintf(log_header .. "computed maximum operational temperatures %.3fK (H2O) and %.3fK (Na)",
                                self.sDB.max_op_temp_H2O, self.sDB.max_op_temp_Na))
     end
 
diff --git a/supervisor/startup.lua b/supervisor/startup.lua
index d15ddc5..0c78ff7 100644
--- a/supervisor/startup.lua
+++ b/supervisor/startup.lua
@@ -21,7 +21,7 @@ local supervisor = require("supervisor.supervisor")
 
 local svsessions = require("supervisor.session.svsessions")
 
-local SUPERVISOR_VERSION = "v1.3.8"
+local SUPERVISOR_VERSION = "v1.3.9"
 
 local println = util.println
 local println_ts = util.println_ts