diff --git a/apps/transport/lib/transport/preemptive_api_cache.ex b/apps/transport/lib/transport/preemptive_api_cache.ex
index 1efac336da..c99ba2ba5c 100644
--- a/apps/transport/lib/transport/preemptive_api_cache.ex
+++ b/apps/transport/lib/transport/preemptive_api_cache.ex
@@ -7,7 +7,8 @@ defmodule Transport.PreemptiveAPICache do
   require Logger
 
   @job_delay :timer.seconds(300)
-  @cache_ttl :timer.seconds(600)
+  # slightly more than twice `@job_delay` to reduce the risk of parallel computation
+  @cache_ttl :timer.seconds(700)
 
   def cache_ttl, do: @cache_ttl