diff --git a/src/Microsoft.PowerShell.Commands.Management/commands/management/TimeZoneCommands.cs b/src/Microsoft.PowerShell.Commands.Management/commands/management/TimeZoneCommands.cs
index abac5b70a..a1f5f2082 100644
--- a/src/Microsoft.PowerShell.Commands.Management/commands/management/TimeZoneCommands.cs
+++ b/src/Microsoft.PowerShell.Commands.Management/commands/management/TimeZoneCommands.cs
@@ -1,3 +1,5 @@
+#if !LINUX
+
 using System;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
@@ -860,3 +862,5 @@ namespace Microsoft.PowerShell.Commands
         }
     }
 }
+
+#endif
diff --git a/src/Microsoft.PowerShell.Security/project.json b/src/Microsoft.PowerShell.Security/project.json
index 3f8f191de..f1795bc00 100644
--- a/src/Microsoft.PowerShell.Security/project.json
+++ b/src/Microsoft.PowerShell.Security/project.json
@@ -10,6 +10,14 @@
         "allowUnsafe": true
     },
 
+    "configurations": {
+        "Linux": {
+            "buildOptions": {
+                "define": [ "LINUX" ]
+            }
+        }
+    },
+
     "dependencies": {
         "System.Management.Automation": "1.0.0-*"
     },
diff --git a/src/Microsoft.PowerShell.Security/security/CatalogCommands.cs b/src/Microsoft.PowerShell.Security/security/CatalogCommands.cs
index 4ccdd4386..76656c6f4 100644
--- a/src/Microsoft.PowerShell.Security/security/CatalogCommands.cs
+++ b/src/Microsoft.PowerShell.Security/security/CatalogCommands.cs
@@ -1,3 +1,5 @@
+#if !LINUX
+
 /********************************************************************++
 Copyright (c) Microsoft Corporation.  All rights reserved.
 --********************************************************************/
@@ -279,4 +281,6 @@ namespace Microsoft.PowerShell.Commands
         }
     }
 
-}
\ No newline at end of file
+}
+
+#endif
diff --git a/src/System.Management.Automation/security/CatalogHelper.cs b/src/System.Management.Automation/security/CatalogHelper.cs
index f052cbe48..d3b65f556 100644
--- a/src/System.Management.Automation/security/CatalogHelper.cs
+++ b/src/System.Management.Automation/security/CatalogHelper.cs
@@ -1,3 +1,4 @@
+#if !LINUX
 
 /********************************************************************++
 Copyright (c) Microsoft Corporation.  All rights reserved.
@@ -844,3 +845,4 @@ namespace System.Management.Automation
     }
 }
 
+#endif
diff --git a/test/powershell/Modules/Microsoft.PowerShell.Management/Get-TimeZone.Tests.ps1 b/test/powershell/Modules/Microsoft.PowerShell.Management/Get-TimeZone.Tests.ps1
index b369a9d7c..6f3f307df 100644
--- a/test/powershell/Modules/Microsoft.PowerShell.Management/Get-TimeZone.Tests.ps1
+++ b/test/powershell/Modules/Microsoft.PowerShell.Management/Get-TimeZone.Tests.ps1
@@ -14,6 +14,8 @@
            [snippet] Both StandardName and DaylightName are localized according to the current user default UI language.
 #>
 
+if ($IsWindows) {
+
 function Assert-ListsSame
 {
     param([object[]] $expected, [object[]] $observed )
@@ -116,3 +118,4 @@ Describe "Get-Timezone test cases" -tags 'Innerloop','RI' {
     }
 }
 
+}
diff --git a/test/powershell/Modules/Microsoft.PowerShell.Management/Set-TimeZone.Tests.ps1 b/test/powershell/Modules/Microsoft.PowerShell.Management/Set-TimeZone.Tests.ps1
index ed76e0b1a..1b977ba1e 100644
--- a/test/powershell/Modules/Microsoft.PowerShell.Management/Set-TimeZone.Tests.ps1
+++ b/test/powershell/Modules/Microsoft.PowerShell.Management/Set-TimeZone.Tests.ps1
@@ -14,6 +14,8 @@
            [snippet] Both StandardName and DaylightName are localized according to the current user default UI language.
 #>
 
+if ($IsWindows) {
+
 function Assert-ListsSame
 {
     param([object[]] $expected, [object[]] $observed )
@@ -131,3 +133,5 @@ Describe "Set-Timezone test cases" -tags 'Innerloop','RI' {
         $observed.Id -eq $origTimeZoneID | Should Be $true
     }
 }
+
+}
diff --git a/test/powershell/Modules/Microsoft.PowerShell.Security/FileCatalog.Tests.ps1 b/test/powershell/Modules/Microsoft.PowerShell.Security/FileCatalog.Tests.ps1
index 99a36df0f..19951a7fd 100644
--- a/test/powershell/Modules/Microsoft.PowerShell.Security/FileCatalog.Tests.ps1
+++ b/test/powershell/Modules/Microsoft.PowerShell.Security/FileCatalog.Tests.ps1
@@ -3,6 +3,8 @@
 # Copyright (c) Microsoft Corporation, 2016
 #
 
+if ($IsWindows) {
+
 $script:catalogPath = "" 
  
 Describe "Test suite for NewFileCatalogAndTestFileCatalogCmdlets" -Tags "Innerloop","BVT" {
@@ -375,3 +377,5 @@ Describe "Test suite for NewFileCatalogAndTestFileCatalogCmdlets" -Tags "Innerlo
         }
     }
 }
+
+}