diff --git a/Install/Install.ps1 b/Install/Install.ps1
index c748a984b..8b527e5a6 100644
--- a/Install/Install.ps1
+++ b/Install/Install.ps1
@@ -406,6 +406,22 @@ catch {
     Write-Host "[WARNING] Failed to run post-install steps: $($_.Exception.Message)" -ForegroundColor Yellow
 }
 
+if ($Upgrade.IsPresent) {
+    try {
+        $LastInstall = Get-PnPListItem -List "Installasjonslogg" -Query "<View><Query><OrderBy><FieldRef Name='Created' Ascending='False' /></OrderBy></Query></View>" | Select-Object -First 1
+        if ($null -ne $LastInstall) {
+            $PreviousVersion = $LastInstall.FieldValues["InstallVersion"]
+
+            if ($PreviousVersion -lt "1.2.7") {
+                Write-Host "[INFO] In version v1.2.7 we added 'Prosjekttidslinje' to the top navigation. Adding this navigation item now as part of the upgrade" 
+                Add-PnPNavigationNode -Location TopNavigationBar -Title "Prosjekttidslinje" -Url "$($Uri.LocalPath)/SitePages/Prosjekttidslinje.aspx"
+            }
+        }
+    }
+    catch {
+        Write-Host "[WARNING] Failed to run upgrade steps: $($_.Exception.Message)" -ForegroundColor Yellow
+    }
+}
 
 $sw.Stop()