diff --git a/lua/metrostroi/convars.lua b/lua/metrostroi/convars.lua
index d161804..b0a1ca3 100644
--- a/lua/metrostroi/convars.lua
+++ b/lua/metrostroi/convars.lua
@@ -10,8 +10,6 @@ CreateConVar("metrostroi_arsmode",1,FCVAR_ARCHIVE)
 CreateConVar("metrostroi_arsmode_nogreen",0,FCVAR_ARCHIVE)
 CreateConVar("metrostroi_write_telemetry",0,FCVAR_ARCHIVE)
 
-CreateConVar("metrostroi_voltage",750,FCVAR_ARCHIVE)
-CreateConVar("metrostroi_current_limit",4000,FCVAR_ARCHIVE)
 CreateConVar("metrostroi_ars_sfreq",1,FCVAR_ARCHIVE,"Enable second freq.")
 CreateConVar("metrostroi_signal_debug",0,FCVAR_ARCHIVE,"Enable signal debug")
 
diff --git a/lua/metrostroi/sv_util.lua b/lua/metrostroi/sv_util.lua
index 1f02132..dfceb75 100644
--- a/lua/metrostroi/sv_util.lua
+++ b/lua/metrostroi/sv_util.lua
@@ -496,8 +496,8 @@ local function consumeFromFeeder(inCurrent, inFeeder)
     end
 end
 
-local C_Voltage = GetConVar("metrostroi_voltage")
-local C_CurrentLimit = GetConVar("metrostroi_current_limit")
+local C_Voltage = CreateConVar("metrostroi_voltage",750,FCVAR_ARCHIVE)
+local C_CurrentLimit = CreateConVar("metrostroi_current_limit",4000,FCVAR_ARCHIVE)
 
 local prevTime = CurTime()
 hook.Add("Think", "Metrostroi_ElectricConsumptionThink", function()