diff --git a/incident_trigger_subscription_models.go b/incident_trigger_subscription_models.go
new file mode 100644
index 0000000..30e6993
--- /dev/null
+++ b/incident_trigger_subscription_models.go
@@ -0,0 +1,22 @@
+package flashduty
+
+// IncidentTriggerSubscriptionUpsertRequest creates or updates an incident trigger subscription.
+//
+// Enabled is pointer-backed because omitting it defaults to true, while a
+// non-nil false explicitly disables the subscription.
+type IncidentTriggerSubscriptionUpsertRequest struct {
+	// On-call channel IDs whose new incidents should trigger the consumer.
+	ChannelIDs []int64 `json:"channel_ids,omitempty" toon:"channel_ids,omitempty"`
+	// Consumer system. Use `fc_safari` for AI SRE automation rules.
+	Consumer string `json:"consumer,omitempty" toon:"consumer,omitempty"`
+	// Consumer-owned reference, such as an Automation rule ID.
+	ConsumerRef string `json:"consumer_ref,omitempty" toon:"consumer_ref,omitempty"`
+	// Whether the subscription is enabled. Defaults to true when omitted.
+	Enabled *bool `json:"enabled,omitempty" toon:"enabled,omitempty"`
+	// Incident severities to subscribe to. `Ok` is not valid.
+	Severities []string `json:"severities,omitempty" toon:"severities,omitempty"`
+	// Subscription source. Use `ai_sre_automation` for AI SRE automation rules.
+	Source string `json:"source,omitempty" toon:"source,omitempty"`
+	// Existing subscription ID. Omit to create or upsert by source, consumer, and consumer_ref.
+	SubscriptionID string `json:"subscription_id,omitempty" toon:"subscription_id,omitempty"`
+}
diff --git a/incident_trigger_subscription_test.go b/incident_trigger_subscription_test.go
new file mode 100644
index 0000000..c3827b4
--- /dev/null
+++ b/incident_trigger_subscription_test.go
@@ -0,0 +1,29 @@
+package flashduty
+
+import (
+	"encoding/json"
+	"strings"
+	"testing"
+)
+
+func TestIncidentTriggerSubscriptionUpsertRequestPreservesDisabledValue(t *testing.T) {
+	var req IncidentTriggerSubscriptionUpsertRequest
+	if err := json.Unmarshal([]byte(`{
+		"source":"ai_sre_automation",
+		"consumer":"fc_safari",
+		"consumer_ref":"auto_1",
+		"channel_ids":[2468013579],
+		"severities":["Critical"],
+		"enabled":false
+	}`), &req); err != nil {
+		t.Fatal(err)
+	}
+	payload, err := json.Marshal(&req)
+	if err != nil {
+		t.Fatal(err)
+	}
+	got := string(payload)
+	if !strings.Contains(got, `"enabled":false`) {
+		t.Fatalf("payload %s missing explicit enabled=false", got)
+	}
+}
diff --git a/internal/cmd/gen/main.go b/internal/cmd/gen/main.go
index 45d64f2..f6bc38e 100644
--- a/internal/cmd/gen/main.go
+++ b/internal/cmd/gen/main.go
@@ -94,10 +94,11 @@ func run() error {
 		schemas:    asMap(asMap(spec["components"])["schemas"]),
 		emptyTypes: map[string]bool{},
 		skip: map[string]bool{
-			"SuccessEnvelope":             true,
-			"ErrorResponse":               true,
-			"DutyError":                   true,
-			"AutomationRuleUpdateRequest": true, // hand-written to preserve partial-update pointer semantics.
+			"SuccessEnvelope":                          true,
+			"ErrorResponse":                            true,
+			"DutyError":                                true,
+			"AutomationRuleUpdateRequest":              true, // hand-written to preserve partial-update pointer semantics.
+			"IncidentTriggerSubscriptionUpsertRequest": true, // hand-written to preserve enabled=false.
 		},
 		queued:   map[string]bool{},
 		synth:    map[string]any{},
diff --git a/models_gen.go b/models_gen.go
index f21e6d1..7f780a6 100644
--- a/models_gen.go
+++ b/models_gen.go
@@ -3275,24 +3275,6 @@ type IncidentTriggerSubscriptionDeleteRequest struct {
 	Source string `json:"source,omitempty" toon:"source,omitempty"`
 }
 
-// IncidentTriggerSubscriptionUpsertRequest is generated from the Flashduty OpenAPI schema.
-type IncidentTriggerSubscriptionUpsertRequest struct {
-	// On-call channel IDs whose new incidents should trigger the consumer.
-	ChannelIDs []int64 `json:"channel_ids,omitempty" toon:"channel_ids,omitempty"`
-	// Consumer system. Use `fc_safari` for AI SRE automation rules.
-	Consumer string `json:"consumer,omitempty" toon:"consumer,omitempty"`
-	// Consumer-owned reference, such as an Automation rule ID.
-	ConsumerRef string `json:"consumer_ref,omitempty" toon:"consumer_ref,omitempty"`
-	// Whether the subscription is enabled. Defaults to true when omitted.
-	Enabled bool `json:"enabled,omitempty" toon:"enabled,omitempty"`
-	// Incident severities to subscribe to. `Ok` is not valid.
-	Severities []string `json:"severities,omitempty" toon:"severities,omitempty"`
-	// Subscription source. Use `ai_sre_automation` for AI SRE automation rules.
-	Source string `json:"source,omitempty" toon:"source,omitempty"`
-	// Existing subscription ID. Omit to create or upsert by source, consumer, and consumer_ref.
-	SubscriptionID string `json:"subscription_id,omitempty" toon:"subscription_id,omitempty"`
-}
-
 // InhibitRuleItem is generated from the Flashduty OpenAPI schema.
 type InhibitRuleItem struct {
 	AccountID   int64  `json:"account_id" toon:"account_id"`