diff --git a/src/code/InstallHelper.cs b/src/code/InstallHelper.cs
index 926f13c8f..15998e30e 100644
--- a/src/code/InstallHelper.cs
+++ b/src/code/InstallHelper.cs
@@ -362,20 +362,16 @@ private List<string> InstallPackage(IEnumerable<PSResourceInfo> pkgsToInstall, s
                     _cmdletPassedIn.WriteVerbose(string.Format("Successfully able to download package from source to: '{0}'", tempInstallPath));
 
                     // Prompt if module requires license acceptance (need to read info license acceptance info from the module manifest)
-                    // pkgIdentity.Version.Version gets the version without metadata or release labels.
-
-
+                    // pkgIdentity.Version.Version gets the version without metadata or release labels.      
                     string newVersion = pkgIdentity.Version.ToNormalizedString();
               
-                    //
                     string normalizedVersionNoPrereleaseLabel = newVersion;
                     if (pkgIdentity.Version.IsPrerelease)
                     {
-                        // 2.0.2
+                        // eg: 2.0.2
                         normalizedVersionNoPrereleaseLabel = pkgIdentity.Version.ToNormalizedString().Substring(0, pkgIdentity.Version.ToNormalizedString().IndexOf('-'));
                     }
-                    //p.Version = new System.Version(normalizedVersionNoPrereleaseLabel);
-
+                    
                     string tempDirNameVersion = isLocalRepo ? tempInstallPath : Path.Combine(tempInstallPath, pkgIdentity.Id.ToLower(), newVersion);
                     var version4digitNoPrerelease = pkgIdentity.Version.Version.ToString();
                     string moduleManifestVersion = string.Empty;
@@ -463,7 +459,7 @@ private List<string> InstallPackage(IEnumerable<PSResourceInfo> pkgsToInstall, s
 
             return pkgsSuccessfullyInstalled;
         }
-        
+
         private bool CallAcceptLicense(PSResourceInfo p, string moduleManifest, string tempInstallPath, string newVersion)
         {
             var requireLicenseAcceptance = false;
@@ -563,9 +559,10 @@ private void DeleteExtraneousFiles(string tempInstallPath, PackageIdentity pkgId
         {
             // Deleting .nupkg SHA file, .nuspec, and .nupkg after unpacking the module
             var pkgIdString = pkgIdentity.ToString();
-            var nupkgSHAToDelete = Path.Combine(dirNameVersion, (pkgIdString + ".nupkg.sha512").ToLower());
-            var nuspecToDelete = Path.Combine(dirNameVersion, (pkgIdentity.Id + ".nuspec").ToLower());
-            var nupkgToDelete = Path.Combine(dirNameVersion, (pkgIdString + ".nupkg").ToLower());
+            var nupkgSHAToDelete = Path.Combine(dirNameVersion, (pkgIdString + ".nupkg.sha512"));
+            var nuspecToDelete = Path.Combine(dirNameVersion, (pkgIdentity.Id + ".nuspec"));
+            var nupkgToDelete = Path.Combine(dirNameVersion, (pkgIdString + ".nupkg"));
+            var nupkgMetadataToDelete = Path.Combine(dirNameVersion, (pkgIdString + ".nupkg.metadata"));
             var contentTypesToDelete = Path.Combine(dirNameVersion, "[Content_Types].xml");
             var relsDirToDelete = Path.Combine(dirNameVersion, "_rels");
             var packageDirToDelete = Path.Combine(dirNameVersion, "package");
@@ -586,6 +583,11 @@ private void DeleteExtraneousFiles(string tempInstallPath, PackageIdentity pkgId
                 _cmdletPassedIn.WriteVerbose(string.Format("Deleting '{0}'", nupkgToDelete));
                 File.Delete(nupkgToDelete);
             }
+            if (File.Exists(nupkgMetadataToDelete))
+            {
+                _cmdletPassedIn.WriteVerbose(string.Format("Deleting '{0}'", nupkgMetadataToDelete));
+                File.Delete(nupkgMetadataToDelete);
+            }
             if (File.Exists(contentTypesToDelete))
             {
                 _cmdletPassedIn.WriteVerbose(string.Format("Deleting '{0}'", contentTypesToDelete));