diff --git a/CHANGELOG.md b/CHANGELOG.md
index 850a05104..1b66a8f9f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,7 @@
 - Fix Peerstate comparison #3962
 - Log SOCKS5 configuration for IMAP like already done for SMTP #3964
 - Fix SOCKS5 usage for IMAP #3965
+- Exit from recently seen loop on interrupt channel errors to avoid busy looping #3966
 
 ### API-Changes
 - jsonrpc: add verified-by information to `Contact`-Object
diff --git a/src/contact.rs b/src/contact.rs
index 33b51ab8e..056797de0 100644
--- a/src/contact.rs
+++ b/src/contact.rs
@@ -1612,6 +1612,9 @@ impl RecentlySeenLoop {
                             context,
                             "Error receiving an interruption in recently seen loop: {}", err
                         );
+                        // Maybe the sender side is closed.
+                        // Terminate the loop to avoid looping indefinitely.
+                        return;
                     }
                     Ok(Ok(RecentlySeenInterrupt {
                         contact_id,