diff --git a/metropolis/installer/test/BUILD.bazel b/metropolis/installer/test/BUILD.bazel
index b296631..ef3c2c0 100644
--- a/metropolis/installer/test/BUILD.bazel
+++ b/metropolis/installer/test/BUILD.bazel
@@ -3,7 +3,7 @@
 
 go_test(
     name = "installer",
-    size = "small",
+    size = "medium",
     data = [
         ":kernel",
         "//metropolis/installer/test/testos:testos_bundle",