diff --git a/bootstrap-haskell b/bootstrap-haskell
index 5d02259..6644746 100755
--- a/bootstrap-haskell
+++ b/bootstrap-haskell
@@ -16,7 +16,7 @@
 
 plat="$(uname -s)"
 arch=$(uname -m)
-ghver="0.1.14.1"
+ghver="0.1.15"
 base_url="https://downloads.haskell.org/~ghcup"
 
 case "${plat}" in
@@ -176,7 +176,7 @@ download_ghcup() {
         MSYS*|MINGW*)
 			case "${arch}" in
 				x86_64|amd64)
-					_url=https://downloads.haskell.org/~ghcup/tmp/x86_64-mingw64-ghcup-7.exe
+					_url=${base_url}/${ghver}/x86_64-mingw64-ghcup-${ghver}.exe
 					;;
 				*) die "Unknown architecture: ${arch}"
 					;;