diff --git a/tools/releaseBuild/Images/microsoft_powershell_windowsservercore/DockerFile b/tools/releaseBuild/Images/microsoft_powershell_windowsservercore/Dockerfile
similarity index 100%
rename from tools/releaseBuild/Images/microsoft_powershell_windowsservercore/DockerFile
rename to tools/releaseBuild/Images/microsoft_powershell_windowsservercore/Dockerfile
diff --git a/tools/releaseBuild/build.json b/tools/releaseBuild/build.json
index 0ecc341f8..502c4186b 100644
--- a/tools/releaseBuild/build.json
+++ b/tools/releaseBuild/build.json
@@ -25,7 +25,7 @@
             "-m",
             "3968m"
         ],
-        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\DockerFile",
+        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\Dockerfile",
         "AdditionalContextFiles" :[
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\PowerShellPackage.ps1",
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\wix.psm1",
@@ -42,7 +42,7 @@
             "-m",
             "3968m"
         ],
-        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\DockerFile",
+        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\Dockerfile",
         "AdditionalContextFiles" :[
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\PowerShellPackage.ps1",
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\wix.psm1",
@@ -61,7 +61,7 @@
             "-m",
             "3968m"
         ],
-        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\DockerFile",
+        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\Dockerfile",
         "AdditionalContextFiles" :[
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\PowerShellPackage.ps1",
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\wix.psm1",
@@ -80,7 +80,7 @@
             "-m",
             "3968m"
         ],
-        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\DockerFile",
+        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\Dockerfile",
         "AdditionalContextFiles" :[
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\PowerShellPackage.ps1",
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\wix.psm1",
@@ -99,7 +99,7 @@
             "-m",
             "3968m"
         ],
-        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\DockerFile",
+        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\Dockerfile",
         "AdditionalContextFiles" :[
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\PowerShellPackage.ps1",
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\wix.psm1",
@@ -118,7 +118,7 @@
             "-m",
             "3968m"
         ],
-        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\DockerFile",
+        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\Dockerfile",
         "AdditionalContextFiles" :[
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\PowerShellPackage.ps1",
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\wix.psm1",
@@ -137,7 +137,7 @@
             "-m",
             "3968m"
         ],
-        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\DockerFile",
+        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\Dockerfile",
         "AdditionalContextFiles" :[
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\PowerShellPackage.ps1",
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\wix.psm1",
@@ -155,7 +155,7 @@
             "-m",
             "3968m"
         ],
-        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\DockerFile",
+        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\Dockerfile",
         "AdditionalContextFiles" :[
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\PowerShellPackage.ps1",
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\wix.psm1",
@@ -173,7 +173,7 @@
             "-m",
             "3968m"
         ],
-        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\DockerFile",
+        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\Dockerfile",
         "AdditionalContextFiles" :[
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\PowerShellPackage.ps1",
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\wix.psm1",
@@ -191,7 +191,7 @@
             "-m",
             "3968m"
         ],
-        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\DockerFile",
+        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\Dockerfile",
         "AdditionalContextFiles" :[
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\PowerShellPackage.ps1",
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\wix.psm1",
@@ -209,7 +209,7 @@
             "-m",
             "3968m"
         ],
-        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\DockerFile",
+        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\Dockerfile",
         "AdditionalContextFiles" :[
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\PowerShellPackage.ps1",
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\wix.psm1",
@@ -228,7 +228,7 @@
             "-m",
             "3968m"
         ],
-        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\DockerFile",
+        "DockerFile": ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\Dockerfile",
         "AdditionalContextFiles" :[
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\PowerShellPackage.ps1",
             ".\\tools\\releaseBuild\\Images\\microsoft_powershell_windowsservercore\\wix.psm1",