diff --git a/src/V3Fork.cpp b/src/V3Fork.cpp
index e657a0671..2e40faa24 100644
--- a/src/V3Fork.cpp
+++ b/src/V3Fork.cpp
@@ -449,17 +449,13 @@ class DynScopeVisitor final : public VNVisitor {
                         << nodep->varp()->verilogKwd()
                         << " variable of a function after a timing control is not allowed");
                 } else {
-                    if (nodep->varp()->lifetime() == VLifetime::AUTOMATIC_IMPLICIT) {
-                        nodep->varp()->lifetime(VLifetime::STATIC_IMPLICIT);
-                    } else {
-                        nodep->v3warn(E_UNSUPPORTED, "Unsupported: Writing to a captured "
+                    nodep->v3warn(E_UNSUPPORTED, "Unsupported: Writing to a captured "
                                                      << nodep->varp()->verilogKwd()
                                                      << " variable in a "
                                                      << (VN_IS(nodep->backp(), AssignDly)
                                                              ? "non-blocking assignment"
                                                              : "fork")
                                                      << " after a timing control");
-                    }
                 }
             }
             if (!framep->instance().initialized()) framep->createInstancePrototype();