diff --git a/Misc/NEWS b/Misc/NEWS
index 1d14835b2c9..00c1ffc884b 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -949,6 +949,8 @@ Tools/Demos
 Build
 -----
 
+- Bug #1746880: Correctly install DLLs into system32 folder on Win64.
+
 - Define _BSD_SOURCE, to get access to POSIX extensions on OpenBSD 4.1+.
 
 - Stop supporting AtheOS and cause a build error in configure for the platform.
diff --git a/Tools/msi/msi.py b/Tools/msi/msi.py
index 6692597a01e..6545f454f18 100644
--- a/Tools/msi/msi.py
+++ b/Tools/msi/msi.py
@@ -167,7 +167,7 @@ else:
     testprefix = ''
 
 if msilib.Win64:
-    SystemFolderName = "[SystemFolder64]"
+    SystemFolderName = "[System64Folder]"
 else:
     SystemFolderName = "[SystemFolder]"