diff --git a/pkg/calls/call.go b/pkg/calls/call.go
index e523031..d3a4bc3 100644
--- a/pkg/calls/call.go
+++ b/pkg/calls/call.go
@@ -3,9 +3,11 @@ package calls
 import (
 	"encoding/json"
 	"fmt"
+	"net/url"
 	"time"
 
 	"dynatron.me/x/stillbox/internal/audio"
+	"dynatron.me/x/stillbox/internal/common"
 	"dynatron.me/x/stillbox/internal/jsontypes"
 	"dynatron.me/x/stillbox/pkg/pb"
 	"dynatron.me/x/stillbox/pkg/rbac/entities"
@@ -94,6 +96,11 @@ func (c *Call) ShouldStore() bool {
 	return c.shouldStore
 }
 
+func (c *Call) SetShareURL(baseURL url.URL, shareID string) {
+	baseURL.Path = fmt.Sprintf("/share/%s/call", shareID)
+	c.AudioURL = common.PtrTo(baseURL.String())
+}
+
 func Make(call *Call, dontStore bool) (*Call, error) {
 	err := call.computeLength()
 	if err != nil {
diff --git a/pkg/incidents/incident.go b/pkg/incidents/incident.go
index 0cc378b..9477454 100644
--- a/pkg/incidents/incident.go
+++ b/pkg/incidents/incident.go
@@ -2,8 +2,11 @@ package incidents
 
 import (
 	"encoding/json"
+	"fmt"
+	"net/url"
 	"strings"
 
+	"dynatron.me/x/stillbox/internal/common"
 	"dynatron.me/x/stillbox/internal/jsontypes"
 	"dynatron.me/x/stillbox/pkg/calls"
 	"dynatron.me/x/stillbox/pkg/rbac/entities"
@@ -23,6 +26,13 @@ type Incident struct {
 	Calls       []IncidentCall     `json:"calls"`
 }
 
+func (inc *Incident) SetShareURL(bu url.URL, shareID string) {
+	bu.Path = fmt.Sprintf("/share/%s/call/", shareID)
+	for i := range inc.Calls {
+		inc.Calls[i].AudioURL = common.PtrTo(bu.String() + inc.Calls[i].ID.String())
+	}
+}
+
 func (inc *Incident) GetResourceName() string {
 	return entities.ResourceIncident
 }
diff --git a/pkg/rest/share.go b/pkg/rest/share.go
index d57b442..b0846da 100644
--- a/pkg/rest/share.go
+++ b/pkg/rest/share.go
@@ -35,9 +35,9 @@ const (
 func (s *api) shareHandlers() ShareHandlers {
 	return ShareHandlers{
 		ShareRequestCall:        s.calls.shareCallRoute,
-		ShareRequestCallInfo:    respondShareHandler(s.calls.getCallInfo),
+		ShareRequestCallInfo:    s.respondShareHandler(s.calls.getCallInfo),
 		ShareRequestCallDL:      s.calls.shareCallDLRoute,
-		ShareRequestIncident:    respondShareHandler(s.incidents.getIncident),
+		ShareRequestIncident:    s.respondShareHandler(s.incidents.getIncident),
 		ShareRequestIncidentM3U: s.incidents.getCallsM3U,
 		ShareRequestTalkgroups:  s.tgs.getTGsShareRoute,
 	}
@@ -65,6 +65,7 @@ type shareAPI struct {
 
 type EntityFunc func(ctx context.Context, id ID) (SharedItem, error)
 type SharedItem interface {
+	SetShareURL(baseURL url.URL, shareID string)
 }
 
 type shareResponse struct {
@@ -81,7 +82,7 @@ func ShareFrom(ctx context.Context) *shares.Share {
 	return nil
 }
 
-func respondShareHandler(ie EntityFunc) ShareHandlerFunc {
+func (s *api) respondShareHandler(ie EntityFunc) ShareHandlerFunc {
 	return func(id ID, w http.ResponseWriter, r *http.Request) {
 		ctx := r.Context()
 		share := ShareFrom(ctx)
@@ -102,6 +103,8 @@ func respondShareHandler(ie EntityFunc) ShareHandlerFunc {
 			SharedItem: res,
 		}
 
+		sRes.SharedItem.SetShareURL(*s.baseURL, share.ID)
+
 		respond(w, r, sRes)
 	}
 }