diff --git a/scripts/bootstrap/bootstrap-haskell b/scripts/bootstrap/bootstrap-haskell
index 41d9f44..f774bda 100755
--- a/scripts/bootstrap/bootstrap-haskell
+++ b/scripts/bootstrap/bootstrap-haskell
@@ -322,11 +322,11 @@ download_ghcup() {
     esac
     case "${plat}" in
         MSYS*|MINGW*)
-			edo curl -Lf "${_url}" > "${GHCUP_BIN}"/ghcup.exe
+			edo curl -Lf ${GHCUP_CURL_OPTS} "${_url}" > "${GHCUP_BIN}"/ghcup.exe
 			edo chmod +x "${GHCUP_BIN}"/ghcup.exe
 			;;
 		*)
-			edo curl -Lf "${_url}" > "${GHCUP_BIN}"/ghcup
+			edo curl -Lf ${GHCUP_CURL_OPTS} "${_url}" > "${GHCUP_BIN}"/ghcup
 			edo chmod +x "${GHCUP_BIN}"/ghcup
 			;;
 	esac