diff --git a/lib/call-session.js b/lib/call-session.js
index 0e44572..b2e1ad1 100644
--- a/lib/call-session.js
+++ b/lib/call-session.js
@@ -664,7 +664,7 @@ class CallSession extends Emitter {
     /* save far end SDP for later use if we do a full media release */
     if (process.env.JAMBONES_ENABLE_FULL_MEDIA_RELEASE) {
       const key = makeFullMediaReleaseKey(this.req.get('X-CID'));
-      const sdp = this.req.body;
+      const sdp = uac.remote.sdp;
       this.logger.info({key, sdp}, 'saving far end sdp for full media release feature');
       this.addKey(key, sdp, 3600).catch((err) => this.logger.error(err, 'Error saving far end sdp'));
     }