diff --git a/src/V3Randomize.cpp b/src/V3Randomize.cpp
index 14a5df3c40..fa566ee09b 100644
--- a/src/V3Randomize.cpp
+++ b/src/V3Randomize.cpp
@@ -443,7 +443,11 @@ class RandomizeMarkVisitor final : public VNVisitor {
     void visit(AstMemberSel* nodep) override {
         if (!m_constraintExprGenp) return;
         iterateChildrenConst(nodep);
-        nodep->user1(nodep->fromp()->user1() && nodep->varp()->rand().isRandomizable());
+        // Member select are randomized when both object and member are marked as rand.
+        // Variable references in with clause are converted to member selects and their from() is
+        // of type AstLambdaArgRef. They are randomized too.
+        bool randObject = nodep->fromp()->user1() || VN_IS(nodep->fromp(), LambdaArgRef);
+        nodep->user1(randObject && nodep->varp()->rand().isRandomizable());
     }
     void visit(AstNodeModule* nodep) override {
         VL_RESTORER(m_modp);