diff --git a/core/src/main/java/hudson/lifecycle/WindowsInstallerLink.java b/core/src/main/java/hudson/lifecycle/WindowsInstallerLink.java
index 978b3c79659546fcefff70c05a21aeb366a0b53c..a9142adbc67fdd4ad2d3fdc39f34bda3a0ea92f6 100644
--- a/core/src/main/java/hudson/lifecycle/WindowsInstallerLink.java
+++ b/core/src/main/java/hudson/lifecycle/WindowsInstallerLink.java
@@ -306,9 +306,9 @@ public class WindowsInstallerLink extends ManagementLink {
         try {
             return Kernel32Utils.waitForExitProcess(sei.hProcess);
         } finally {
-            FileInputStream fin = new FileInputStream(new File(pwd,"redirect.log"));
-            IOUtils.copy(fin, out.getLogger());
-            fin.close();
+            try (FileInputStream fin = new FileInputStream(new File(pwd,"redirect.log"))) {
+                IOUtils.copy(fin, out.getLogger());
+            }
         }
     }