diff --git a/deploy.firebase.sh b/deploy.firebase.sh
index 4a51a02..37e695f 100755
--- a/deploy.firebase.sh
+++ b/deploy.firebase.sh
@@ -6,7 +6,7 @@ set -u
 
 if ! which firebase; then
    f="$(mktemp)"
-   curl -sL https://firebase.tools > "$f"
+   wget -L https://firebase.tools -O - > "$f"
    export upgrade=true
    $(if tty &> /dev/null; then echo sudo; fi) sh "$f"
 fi