diff --git a/src/etc/make-win-dist.py b/src/etc/make-win-dist.py
index 394ff97d84533..4699fefbb20e3 100644
--- a/src/etc/make-win-dist.py
+++ b/src/etc/make-win-dist.py
@@ -49,7 +49,8 @@ def make_win_dist(rust_root, plat_root, target_triple):
         elif key == "libraries":
             lib_path.extend(val.lstrip(' =').split(';'))
 
-    target_tools = ["gcc.exe", "ld.exe", "ar.exe", "dlltool.exe"]
+    target_tools = ["gcc.exe", "ld.exe", "ar.exe", "dlltool.exe",
+                    "libwinpthread-1.dll"]
 
     rustc_dlls = ["libstdc++-6.dll", "libwinpthread-1.dll"]
     if target_triple.startswith("i686-"):