diff --git a/src/V3Global.h b/src/V3Global.h
index 43500078b..d7d17c760 100644
--- a/src/V3Global.h
+++ b/src/V3Global.h
@@ -97,7 +97,8 @@ class V3Global final {
     bool m_assertDTypesResolved = false;  // Tree should have dtypep()'s
     bool m_assertScoped = false;  // Tree is scoped
     bool m_constRemoveXs = false;  // Const needs to strip any Xs
-    bool m_needHeavy = false;  // Need verilated_heavy.h include
+    // Experimenting with always requiring heavy, see (#2701)
+    bool m_needHeavy = true;  // Need verilated_heavy.h include
     bool m_needTraceDumper = false;  // Need __Vm_dumperp in symbols
     bool m_dpi = false;  // Need __Dpi include files
     bool m_useParallelBuild = false;  // Use parallel build for model