diff --git a/.pipelines/templates/release-validate-packagenames.yml b/.pipelines/templates/release-validate-packagenames.yml
index 2de35daa83..6ef2057cd3 100644
--- a/.pipelines/templates/release-validate-packagenames.yml
+++ b/.pipelines/templates/release-validate-packagenames.yml
@@ -109,7 +109,7 @@ jobs:
   - pwsh: |
       $message = @()
       Get-ChildItem $(System.ArtifactsDirectory)\* -recurse -filter *.deb | ForEach-Object {
-          if($_.Name -notmatch 'powershell(-preview|-lts)?_\d+\.\d+\.\d+([\-~][a-z]*\.\d+)?-\d\.deb_amd64\.deb')
+          if($_.Name -notmatch '^powershell(-preview|-lts)?_\d+\.\d+\.\d+([\-~][a-z]+\.\d+)?-\d\.deb_amd64\.deb$')
           {
               $messageInstance = "$($_.Name) is not a valid package name"
               $message += $messageInstance