diff --git a/src/runtime2/tests/mod.rs b/src/runtime2/tests/mod.rs
index 7900d9cfb8b1c8b8b355b75b695ce51d89678b8d..30568689f005d5c7ab31d56b024adb674253a55c 100644
--- a/src/runtime2/tests/mod.rs
+++ b/src/runtime2/tests/mod.rs
@@ -9,7 +9,8 @@ fn create_component(rt: &Runtime, module_name: &str, routine_name: &str, args: V
     ).expect("create prompt");
     let reserved = rt.inner.start_create_pdl_component();
     let ctx = CompCtx::new(&reserved);
-    let (key, _) = rt.inner.finish_create_pdl_component(reserved, CompPDL::new(prompt, 0), ctx, false);
+    let component = Box::new(CompPDL::new(prompt, 0));
+    let (key, _) = rt.inner.finish_create_pdl_component(reserved, component, ctx, false);
     rt.inner.enqueue_work(key);
 }
 
@@ -236,4 +237,6 @@ fn test_random_u32_temporary_thingo() {
         new random_taker(rx);
     }
     ").expect("compilation");
+    let rt = Runtime::new(1, true, pd);
+    create_component(&rt, "", "constructor", no_args());
 }
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