diff --git a/common/Test-UpToDate.ps1 b/common/Test-UpToDate.ps1
index e0b1c31..b2739e6 100644
--- a/common/Test-UpToDate.ps1
+++ b/common/Test-UpToDate.ps1
@@ -6,7 +6,7 @@ param (
     [switch] $GenerateResultKey,
     [string] $CacheKeyFile = "$RepoRoot/.github/cache-key.json",
     [string] $ResultKeyFile = "$ArtifactsDirectory/cache-key.json",
-    [string] $CacheVersion = 'v1'
+    [string] $CacheVersion = 'v2'
 )
 
 $ErrorActionPreference = 'Stop'
diff --git a/linux/prepare-artifacts.ps1 b/linux/prepare-artifacts.ps1
index ff60e12..1e77fd5 100644
--- a/linux/prepare-artifacts.ps1
+++ b/linux/prepare-artifacts.ps1
@@ -13,7 +13,7 @@ if ($SkipUpToDateCheck -or !$(& $CheckUpToDateScript)) {
     if (!(Test-Path -LiteralPath $TargetLocation -Type Container)) {
         New-Item -Type Directory $TargetLocation
     }
-    Copy-Item "$InstallPrefix/lib/*" $TargetLocation
+    Copy-Item "$InstallPrefix/lib/*" -Exclude '*.a' $TargetLocation
     & $CheckUpToDateScript -GenerateResultKey
 } else {
     Write-Host 'The build result is up to date.'