diff --git a/scripts/nsis.py b/scripts/nsis.py
index 8f469634eb..33069f4a86 100644
--- a/scripts/nsis.py
+++ b/scripts/nsis.py
@@ -114,7 +114,7 @@ def main():
             "-DSRCDIR=" + args.srcdir,
             "-DBINDIR=" + destdir + prefix,
         ]
-        if args.cpu == "x86_64":
+        if args.cpu == "aarch64" or args.cpu == "x86_64":
             makensis += ["-DW64"]
         makensis += ["-DDLLDIR=" + dlldir]