diff --git a/README.md b/README.md
index aa4707e..e395a47 100644
--- a/README.md
+++ b/README.md
@@ -491,6 +491,7 @@ The following Option commands are available:
 - asiosr: bool
 - monitorOnSel: bool
 - sliderMode: bool
+- monitoringBus: int, from 0 to bus index
 
 The following Option.delay[i] methods are available:
 
diff --git a/lib/option.ps1 b/lib/option.ps1
index cae66f2..cf60f55 100644
--- a/lib/option.ps1
+++ b/lib/option.ps1
@@ -24,7 +24,7 @@ class Option : IRemote {
     
     hidden $_sr = $($this | Add-Member ScriptProperty 'sr' `
         {
-            $this.Getter('sr')
+            [int]$this.Getter('sr')
         } `
         {
             param([int]$arg)
@@ -37,6 +37,28 @@ class Option : IRemote {
             }
         }
     )
+
+    hidden $_monitoringBus = $($this | Add-Member ScriptProperty 'monitoringBus' `
+        {
+            foreach ($bus in 0..$($this.remote.kind.p_out + $this.remote.kind.v_out - 1)) {
+                if ($this.remote.Getter("Bus[$bus].Monitor")) {
+                    break
+                }
+            }
+            return $bus
+        } `
+        {
+            param([int]$arg)
+            $busMax = $this.remote.kind.p_out + $this.remote.kind.v_out - 1
+            if ($arg -ge 0 -and $arg -le $busMax) {
+                $this._monitoringBus = $this.remote.Setter("Bus[$arg].Monitor", $arg)
+            }
+            else {
+                Write-Warning ("Expected a bus index between 0 and $busMax")
+            }
+        }
+    )
+        
 }
 
 class OptionBuffer : IRemote {
@@ -48,7 +70,7 @@ class OptionBuffer : IRemote {
     
     hidden $_mme = $($this | Add-Member ScriptProperty 'mme' `
         {
-            $this.Getter('mme')
+            [int]$this.Getter('mme')
         } `
         {
             param([int]$arg)
@@ -64,7 +86,7 @@ class OptionBuffer : IRemote {
     
     hidden $_wdm = $($this | Add-Member ScriptProperty 'wdm' `
         {
-            $this.Getter('wdm')
+            [int]$this.Getter('wdm')
         } `
         {
             param([int]$arg)
@@ -80,7 +102,7 @@ class OptionBuffer : IRemote {
     
     hidden $_ks = $($this | Add-Member ScriptProperty 'ks' `
         {
-            $this.Getter('ks')
+            [int]$this.Getter('ks')
         } `
         {
             param([int]$arg)
@@ -96,7 +118,7 @@ class OptionBuffer : IRemote {
     
     hidden $_asio = $($this | Add-Member ScriptProperty 'asio' `
         {
-            $this.Getter('asio')
+            [int]$this.Getter('asio')
         } `
         {
             param([int]$arg)
diff --git a/tests/higher.Tests.ps1 b/tests/higher.Tests.ps1
index de9825f..4c94b5c 100644
--- a/tests/higher.Tests.ps1
+++ b/tests/higher.Tests.ps1
@@ -573,6 +573,13 @@ Describe -Tag 'higher', -TestName 'All Higher Tests' {
                 Start-Sleep -Milliseconds 500
                 $vmr.option.sr | Should -Be $value
             }
+
+            It 'Should set and get Option.MonitoringBus' -Skip:$ifNotPotato -ForEach @(
+                @{ Value = $phys_out }, @{ Value = $virt_out }
+            ) {
+                $vmr.option.monitoringbus = $value
+                $vmr.option.monitoringbus | Should -Be $value
+            }
             
             Context 'Option.buffer' -ForEach @(
                 @{ Value = 1024 }, @{ Value = 512 }