diff --git a/Brains/HashCryptos.ps1 b/Brains/HashCryptos.ps1
index c8081379b9..01824e0166 100644
--- a/Brains/HashCryptos.ps1
+++ b/Brains/HashCryptos.ps1
@@ -100,8 +100,8 @@ While ($BrainConfig = $Config.PoolsConfig.$BrainName.BrainConfig) {
         $GroupMedSampleSizeNoPercent = $AlgoObject | Where-Object { $_.Date -ge ($CurDate - $SampleSizets) } | Group-Object Name | Select-Object Name, Count, @{Name = "Avg"; Expression = { ($_.group.Last24DriftPercent | Measure-Object -Average).Average } }, @{Name = "Median"; Expression = { Get-Median $_.group.Last24Drift } }
 
         ForEach ($Name in ($AlgoObject.Name | Select-Object -Unique)) { 
-            $PenaltySampleSizeHalf = (($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Down" }).Count / ($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Count) * [math]::abs(($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Median)
-            $PenaltySampleSizeNoPercent = (($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Down" }).Count / ($GroupMedSampleSize | Where-Object { $_.Name -eq $Name }).Count) * [math]::abs(($GroupMedSampleSizeNoPercent | Where-Object { $_.Name -eq $Name }).Median)
+            $PenaltySampleSizeHalf = ((($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Down" }).Count) / (($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Count)) * [math]::abs(($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Median)
+            $PenaltySampleSizeNoPercent = ((($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Down" }).Count) / (($GroupMedSampleSize | Where-Object { $_.Name -eq $Name }).Count)) * [math]::abs(($GroupMedSampleSizeNoPercent | Where-Object { $_.Name -eq $Name }).Median)
             $Penalty = ($PenaltySampleSizeHalf * $BrainConfig.SampleHalfPower + $PenaltySampleSizeNoPercent) / ($BrainConfig.SampleHalfPower + 1)
             $Price = [math]::max(0, [Double]($Penalty + ($CurAlgoObject | Where-Object { $_.Name -eq $Name }).actual_last24h))
             $AlgoData.$Name | Add-Member @{ Plus_Price = $Price } -Force
diff --git a/Brains/MiningDutch.ps1 b/Brains/MiningDutch.ps1
index b1f84c9623..d4d5d50ec2 100644
--- a/Brains/MiningDutch.ps1
+++ b/Brains/MiningDutch.ps1
@@ -105,8 +105,8 @@ While ($BrainConfig = $Config.PoolsConfig.$BrainName.BrainConfig) {
         $GroupMedSampleSizeNoPercent = $AlgoObject | Where-Object { $_.Date -ge ($CurDate - $SampleSizets) } | Group-Object Name | Select-Object Name, Count, @{Name = "Avg"; Expression = { ($_.group.Last24DriftPercent | Measure-Object -Average).Average } }, @{Name = "Median"; Expression = { Get-Median $_.group.Last24Drift } }
 
         ForEach ($Name in ($AlgoObject.Name | Select-Object -Unique)) { 
-            $PenaltySampleSizeHalf = (($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Down" }).Count / ($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Count) * [math]::abs(($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Median)
-            $PenaltySampleSizeNoPercent = (($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Down" }).Count / ($GroupMedSampleSize | Where-Object { $_.Name -eq $Name }).Count) * [math]::abs(($GroupMedSampleSizeNoPercent | Where-Object { $_.Name -eq $Name }).Median)
+            $PenaltySampleSizeHalf = ((($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Down" }).Count) / (($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Count)) * [math]::abs(($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Median)
+            $PenaltySampleSizeNoPercent = ((($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Down" }).Count) / (($GroupMedSampleSize | Where-Object { $_.Name -eq $Name }).Count)) * [math]::abs(($GroupMedSampleSizeNoPercent | Where-Object { $_.Name -eq $Name }).Median)
             $Penalty = ($PenaltySampleSizeHalf * $BrainConfig.SampleHalfPower + $PenaltySampleSizeNoPercent) / ($BrainConfig.SampleHalfPower + 1)
             $Price = [math]::max(0, [Double]($Penalty + ($CurAlgoObject | Where-Object { $_.Name -eq $Name }).actual_last24h))
             $AlgoData.$Name | Add-Member @{ Plus_Price = $Price } -Force
diff --git a/Brains/ProHashing.ps1 b/Brains/ProHashing.ps1
index e1ac6feabd..7b247ecb73 100644
--- a/Brains/ProHashing.ps1
+++ b/Brains/ProHashing.ps1
@@ -113,8 +113,8 @@ While ($BrainConfig = $Config.PoolsConfig.$BrainName.BrainConfig) {
         $GroupMedSampleSizeNoPercent = $AlgoObject | Where-Object { $_.Date -ge ($CurDate - $SampleSizets) } | Group-Object Name | Select-Object Name, Count, @{Name = "Avg"; Expression = { ($_.group.Last24DriftPercent | Measure-Object -Average).Average } }, @{Name = "Median"; Expression = { Get-Median $_.group.Last24Drift } }
 
         ForEach ($Name in ($AlgoObject.Name | Select-Object -Unique)) { 
-            $PenaltySampleSizeHalf = (($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Down" }).Count / ($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Count) * [math]::abs(($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Median)
-            $PenaltySampleSizeNoPercent = (($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Down" }).Count / ($GroupMedSampleSize | Where-Object { $_.Name -eq $Name }).Count) * [math]::abs(($GroupMedSampleSizeNoPercent | Where-Object { $_.Name -eq $Name }).Median)
+            $PenaltySampleSizeHalf = ((($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Down" }).Count) / (($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Count)) * [math]::abs(($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Median)
+            $PenaltySampleSizeNoPercent = ((($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Down" }).Count) / (($GroupMedSampleSize | Where-Object { $_.Name -eq $Name }).Count)) * [math]::abs(($GroupMedSampleSizeNoPercent | Where-Object { $_.Name -eq $Name }).Median)
             $Penalty = ($PenaltySampleSizeHalf * $BrainConfig.SampleHalfPower + $PenaltySampleSizeNoPercent) / ($BrainConfig.SampleHalfPower + 1)
             $Price = [math]::max(0, [Double]($Penalty + ($CurAlgoObject | Where-Object { $_.Name -eq $Name }).actual_last24h))
             $AlgoData.$Name | Add-Member @{ Plus_Price = $Price } -Force
diff --git a/Brains/ZPool.ps1 b/Brains/ZPool.ps1
index 14182d24d4..230f6eec48 100644
--- a/Brains/ZPool.ps1
+++ b/Brains/ZPool.ps1
@@ -88,13 +88,10 @@ While ($BrainConfig = $Config.PoolsConfig.$BrainName.BrainConfig) {
         ForEach ($Algo in $AlgoData.PSObject.Properties.Name) { 
             $Currency = $AlgoData.$Algo.Currency
             If ($Currency) { 
-                # Add coin name and keep data data up to date
-                If ($AlgoData.$Algo.CoinName) { 
-                    Add-CoinName -Algorithm $Algo -Currency $Currency -CoinName $AlgoData.$Algo.CoinName
-                    If ($Variables.DagData.Algorithm.$Algo -and $AlgoData.$Algo.height -gt ($Variables.DAGData.Currency.$Currency.BlockHeight)) { 
-                        $Variables.DAGData.Currency.$Currency = (Get-DAGData -Blockheight $AlgoData.$Algo.height -Currency $Currency -EpochReserve 2)
-                        $Variables.DAGData.Updated."$BrainName Brain" = (Get-Date).ToUniversalTime()
-                    }
+                # Keep DAG data data up to date
+                If ($Variables.DagData.Algorithm.$Algo -and $AlgoData.$Algo.height -gt ($Variables.DAGData.Currency.$Currency.BlockHeight)) { 
+                    $Variables.DAGData.Currency.$Currency = (Get-DAGData -Blockheight $AlgoData.$Algo.height -Currency $Currency -EpochReserve 2)
+                    $Variables.DAGData.Updated."$BrainName Brain" = (Get-Date).ToUniversalTime()
                 }
                 $AlgoData.$Algo | Add-Member @{ conversion_disabled = $CurrenciesData.$Currency.conversion_disabled } -Force
                 If ($CurrenciesData.$Currency.error) { 
@@ -143,8 +140,8 @@ While ($BrainConfig = $Config.PoolsConfig.$BrainName.BrainConfig) {
         $GroupMedSampleSizeNoPercent = $AlgoObject | Where-Object { $_.Date -ge ($CurDate - $SampleSizets) } | Group-Object Name | Select-Object Name, Count, @{Name = "Avg"; Expression = { ($_.group.Last24DriftPercent | Measure-Object -Average).Average } }, @{Name = "Median"; Expression = { Get-Median $_.group.Last24Drift } }
 
         ForEach ($Name in ($AlgoObject.Name | Select-Object -Unique)) { 
-            $PenaltySampleSizeHalf = (($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Down" }).Count / ($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Count) * [math]::abs(($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Median)
-            $PenaltySampleSizeNoPercent = (($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Down" }).Count / ($GroupMedSampleSize | Where-Object { $_.Name -eq $Name }).Count) * [math]::abs(($GroupMedSampleSizeNoPercent | Where-Object { $_.Name -eq $Name }).Median)
+            $PenaltySampleSizeHalf = ((($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Down" }).Count) / (($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Count)) * [math]::abs(($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Median)
+            $PenaltySampleSizeNoPercent = ((($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Down" }).Count) / (($GroupMedSampleSize | Where-Object { $_.Name -eq $Name }).Count)) * [math]::abs(($GroupMedSampleSizeNoPercent | Where-Object { $_.Name -eq $Name }).Median)
             $Penalty = ($PenaltySampleSizeHalf * $BrainConfig.SampleHalfPower + $PenaltySampleSizeNoPercent) / ($BrainConfig.SampleHalfPower + 1)
             $Price = [math]::max(0, [Double]($Penalty + ($CurAlgoObject | Where-Object { $_.Name -eq $Name }).actual_last24h))
             $AlgoData.$Name | Add-Member @{ Plus_Price = $Price } -Force
@@ -170,7 +167,7 @@ While ($BrainConfig = $Config.PoolsConfig.$BrainName.BrainConfig) {
     $Durations.Add($Duration.TotalSeconds)
     $Durations = [System.Collections.Generic.List[Double]]@($Durations | Select-Object -Last 100)
 
-    Remove-Variable Algo, AlgoData, Name -ErrorAction Ignore
+    Remove-Variable Algo, AlgoData, CurrenciesArray, CurrenciesData, Name -ErrorAction Ignore
 
     $Error.Clear()
 
diff --git a/Brains/ZergPool.ps1 b/Brains/ZergPool.ps1
index 1be37c7fb6..59bd2a9a1c 100644
--- a/Brains/ZergPool.ps1
+++ b/Brains/ZergPool.ps1
@@ -92,9 +92,8 @@ While ($BrainConfig = $Config.PoolsConfig.$BrainName.BrainConfig) {
                 $Currency = If ($Currencies.Currency) { (($Currencies | Sort-Object Estimate)[-1].Currency).Trim() } Else { "" }
             }
 
-            # Add coin name and keep data data up to date
-            If ($AlgoData.$Algo.CoinName -and $Currency) { 
-                Add-CoinName -Algorithm $Algo -Currency $Currency -CoinName $AlgoData.$Algo.CoinName
+            If ($Currency) { 
+                # Keep dag data data up to date
                 If ($Variables.DagData.Algorithm.$Algo -and $AlgoData.$Algo.height -gt ($Variables.DAGData.Currency.$Currency.BlockHeight)) { 
                     $Variables.DAGData.Currency.$Currency = (Get-DAGData -Blockheight $AlgoData.$Algo.height -Currency $Currency -EpochReserve 2)
                     $Variables.DAGData.Updated."$BrainName Brain" = (Get-Date).ToUniversalTime()
@@ -137,8 +136,8 @@ While ($BrainConfig = $Config.PoolsConfig.$BrainName.BrainConfig) {
         $GroupMedSampleSizeNoPercent = $AlgoObject | Where-Object { $_.Date -ge ($CurDate - $SampleSizets) } | Group-Object Name | Select-Object Name, Count, @{Name = "Avg"; Expression = { ($_.group.Last24DriftPercent | Measure-Object -Average).Average } }, @{Name = "Median"; Expression = { Get-Median $_.group.Last24Drift } }
 
         ForEach ($Name in ($AlgoObject.Name | Select-Object -Unique)) { 
-            $PenaltySampleSizeHalf = (($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Down" }).Count / ($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Count) * [math]::abs(($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Median)
-            $PenaltySampleSizeNoPercent = (($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Down" }).Count / ($GroupMedSampleSize | Where-Object { $_.Name -eq $Name }).Count) * [math]::abs(($GroupMedSampleSizeNoPercent | Where-Object { $_.Name -eq $Name }).Median)
+            $PenaltySampleSizeHalf = ((($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSizeHalf | Where-Object { $_.Name -eq $Name + ", Down" }).Count) / (($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Count)) * [math]::abs(($GroupMedSampleSizeHalf | Where-Object { $_.Name -eq $Name }).Median)
+            $PenaltySampleSizeNoPercent = ((($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Up" }).Count - ($GroupAvgSampleSize | Where-Object { $_.Name -eq $Name + ", Down" }).Count) / (($GroupMedSampleSize | Where-Object { $_.Name -eq $Name }).Count)) * [math]::abs(($GroupMedSampleSizeNoPercent | Where-Object { $_.Name -eq $Name }).Median)
             $Penalty = ($PenaltySampleSizeHalf * $BrainConfig.SampleHalfPower + $PenaltySampleSizeNoPercent) / ($BrainConfig.SampleHalfPower + 1)
             $Price = [math]::max(0, [Double]($Penalty + ($CurAlgoObject | Where-Object { $_.Name -eq $Name }).actual_last24h))
             $AlgoData.$Name | Add-Member @{ Plus_Price = $Price } -Force
@@ -166,7 +165,7 @@ While ($BrainConfig = $Config.PoolsConfig.$BrainName.BrainConfig) {
     $Durations.Add($Duration.TotalSeconds)
     $Durations = [System.Collections.Generic.List[Double]]@($Durations | Select-Object -Last 100)
 
-    Remove-Variable Algo, AlgoData, CurrenciesData, Name -ErrorAction Ignore
+    Remove-Variable Algo, AlgoData, CurrenciesArray, CurrenciesData, Name -ErrorAction Ignore
 
     $Error.Clear()
 
diff --git a/ChangeLog.txt b/ChangeLog.txt
index 997f74dc39..d51b360c5b 100644
--- a/ChangeLog.txt
+++ b/ChangeLog.txt
@@ -18,6 +18,7 @@ ChangeLog NemosMiner 4.3.4.2 18.04.2023
 Fixes:
 - Brains / ZergPool: Change sort order to select best paying currency
 - Brains / ZergPool: Default pool fee not set (Regression from 4.3.4.1)
+- Brains: Invalid Plus price calculation (Regression from v4.3.4.1)
 - Core / Includes.psm1: Add-CoinName not updating data files
 
 Miner updates:
diff --git a/Data/CoinNames.json b/Data/CoinNames.json
index 40fda61d49..8739c11496 100644
--- a/Data/CoinNames.json
+++ b/Data/CoinNames.json
@@ -128,6 +128,7 @@
   "CURVE": "CurvehashCoin",
   "CXC": "CryptroxCoin",
   "CXT": "Coinonat",
+  "CY": "Cyberyen",
   "D": "Denarius",
   "DANE": "DaneCoin",
   "DASH": "Dash",