diff --git a/lib/aprsme/release.ex b/lib/aprsme/release.ex
index 0f82d66..5cd4ad7 100644
--- a/lib/aprsme/release.ex
+++ b/lib/aprsme/release.ex
@@ -158,7 +158,7 @@ defmodule Aprsme.Release do
         Aprsme.Repo,
         fn repo ->
           timeout_seconds = div(timeout, 1000)
-          SQL.query!(repo, "SET statement_timeout = $1", ["#{timeout_seconds}s"])
+          SQL.query!(repo, "SET statement_timeout = '#{timeout_seconds}s'", [])
           Ecto.Migrator.run(repo, :up, all: true)
         end,
         timeout: timeout