diff --git a/tools/tests/apps/caching-stylus/.meteor/packages b/tools/tests/apps/caching-stylus/.meteor/packages
index 9d53aaf91d..26483fcc15 100644
--- a/tools/tests/apps/caching-stylus/.meteor/packages
+++ b/tools/tests/apps/caching-stylus/.meteor/packages
@@ -4,6 +4,6 @@
 # but you can also edit it by hand.
 
 meteor-base
-stylus
+stylus@~2.513.13
 local-pack
 standard-minifiers
diff --git a/tools/tests/compiler-plugins.js b/tools/tests/compiler-plugins.js
index 142c27a5a2..4be06cbce3 100644
--- a/tools/tests/compiler-plugins.js
+++ b/tools/tests/compiler-plugins.js
@@ -146,7 +146,8 @@ selftest.define("compiler plugin caching - coffee", () => {
       cacheMatch(
         "Ran (#" + nextRunOrdinal++ + ") on: " +
           JSON.stringify(files) +
-          (arch ? " " + JSON.stringify([arch]) : "")
+          ((arch && packageName !== "stylus")
+           ? " " + JSON.stringify([arch]) : "")
       );
     }