diff --git a/etc/ci/buildbot_steps.yml b/etc/ci/buildbot_steps.yml
index 37380ca5349..0d18ab6836a 100644
--- a/etc/ci/buildbot_steps.yml
+++ b/etc/ci/buildbot_steps.yml
@@ -2,7 +2,7 @@ env:
   RUST_BACKTRACE: '1'
   RUSTFLAGS: -Dwarnings
   CARGO_INCREMENTAL: "0"
-  SCCACHE_IDLE_TIMEOUT: "600"
+  SCCACHE_IDLE_TIMEOUT: "1200"
 
 mac-rel-wpt1:
   - ./mach clean-nightlies --keep 3 --force