diff --git a/.azure/pipelines/apply-semantic-versioning-to-assembyinfo-files.yml b/.azure/pipelines/apply-semantic-versioning-to-assembyinfo-files.yml
index 88e83d2c..5085a00e 100644
--- a/.azure/pipelines/apply-semantic-versioning-to-assembyinfo-files.yml
+++ b/.azure/pipelines/apply-semantic-versioning-to-assembyinfo-files.yml
@@ -73,7 +73,7 @@ steps:
       Function Get-VersionString() {
         param(
           [Parameter(Mandatory = $true)] [int]$numberOfVersions,
-          [Parameter(Mandatory = $true)] [string]$extractedBuildNumbers
+          [Parameter(Mandatory = $true)] $extractedBuildNumbers
         )
 
         return [string]::Join('.',($extractedBuildNumbers | select -First ($numberOfVersions)))