diff --git a/orchestrator/api/shopify.py b/orchestrator/api/shopify.py
index 94cb4d30e..6a5525cbf 100644
--- a/orchestrator/api/shopify.py
+++ b/orchestrator/api/shopify.py
@@ -112,7 +112,10 @@ class SyncRequest(BaseModel):
     "triggers": [
         {"type": "time_on_page", "seconds": 20},
     ],
-    "frequency_cap": {"scope": "session", "max_pops": 1},
+    # product_session keys the frequency-cap slot by product handle, so the
+    # opener fires once PER product per session rather than once for the whole
+    # session across every product page (the old "session" behaviour).
+    "frequency_cap": {"scope": "product_session", "max_pops": 1},
     "greeting_source": "agent_with_canned_fallback",
     "canned_fallback": "Need a hand finding the right product?",
     "agent_timeout_ms": 1500,
diff --git a/orchestrator/tests/test_widget_proactive_prd007.py b/orchestrator/tests/test_widget_proactive_prd007.py
index 0ab6b076d..e92fdf441 100644
--- a/orchestrator/tests/test_widget_proactive_prd007.py
+++ b/orchestrator/tests/test_widget_proactive_prd007.py
@@ -40,7 +40,7 @@ def test_default_widget_proactive_shape():
     assert cfg["enabled"] is False, "must default to OFF — opt-in"
     assert cfg["page_types"] == ["product"]
     assert cfg["triggers"] == [{"type": "time_on_page", "seconds": 20}]
-    assert cfg["frequency_cap"] == {"scope": "session", "max_pops": 1}
+    assert cfg["frequency_cap"] == {"scope": "product_session", "max_pops": 1}
     assert cfg["greeting_source"] == "agent_with_canned_fallback"
     assert cfg["canned_fallback"] == "Need a hand finding the right product?"
     assert cfg["agent_timeout_ms"] == 1500