diff --git a/scripts/install.ps1 b/scripts/install.ps1
index 763aee2995..f3f5c9756a 100644
--- a/scripts/install.ps1
+++ b/scripts/install.ps1
@@ -248,7 +248,10 @@ function ConvertTo-LongPath {
     if ([string]::IsNullOrWhiteSpace($Path)) { return $Path }
     # Only 8.3 short names carry a tilde+digit ("~1"); skip every resolver for
     # ordinary long paths, which is the overwhelmingly common case.
-    if ($Path -notmatch '~\d') { return $Path }
+    if ($Path -notmatch '~\d') {
+        $script:LastResolver = 'skipped-long-path'
+        return $Path
+    }
 
     # 1. kernel32. Compiled on first use only, so a normal profile never pays
     #    the Add-Type cost (this file is re-entered once per install stage).