diff --git a/xmpp/ChangeLog b/xmpp/ChangeLog
index d949673e..d7942669 100644
--- a/xmpp/ChangeLog
+++ b/xmpp/ChangeLog
@@ -28,6 +28,8 @@ XXXX-YY-ZZ [ RELEASER <admin@localhost> ]
         Please refer to the crate docs for details. (!581)
       - Allow joining an already joined room with `Agent::join_room` to enable
         resyncs. Adds a parameter to `muc::room::JoinRoomSettings`.
+    * Changed:
+      - Replaced unimplemented! with info! calls.
     * Added:
       - Agent::send_room_message takes RoomMessageSettings argument (!483)
       - Agent::send_raw_message takes RawMessageSettings for any message type (!487)
diff --git a/xmpp/src/disco/mod.rs b/xmpp/src/disco/mod.rs
index 28f69b94..75cf555a 100644
--- a/xmpp/src/disco/mod.rs
+++ b/xmpp/src/disco/mod.rs
@@ -48,6 +48,6 @@ pub async fn handle_disco_info_result(agent: &mut Agent, disco: DiscoInfoResult,
             let _ = agent.client.send_stanza(iq).await;
         }
     } else {
-        unimplemented!("Ignored disco#info response from {}", from);
+        info!("Ignored disco#info response from {}", from);
     }
 }
diff --git a/xmpp/src/iq/result.rs b/xmpp/src/iq/result.rs
index af00d2d0..3ddb5300 100644
--- a/xmpp/src/iq/result.rs
+++ b/xmpp/src/iq/result.rs
@@ -49,7 +49,7 @@ pub async fn handle_iq_result(
                 }
             }
             Err(e) => {
-                panic!("Wrong XEP-0048 v1.0 Bookmark format: {}", e);
+                info!("Wrong XEP-0048 v1.0 Bookmark format: {}", e);
             }
         }
     } else if payload.is("query", ns::DISCO_INFO) {
@@ -58,7 +58,7 @@ pub async fn handle_iq_result(
                 disco::handle_disco_info_result(agent, disco, from).await;
             }
             Err(e) => match e {
-                _ => panic!("Wrong disco#info format: {}", e),
+                _ => info!("Wrong disco#info format: {}", e),
             },
         }
     }
diff --git a/xmpp/src/presence/receive.rs b/xmpp/src/presence/receive.rs
index 5b182f04..60ceb413 100644
--- a/xmpp/src/presence/receive.rs
+++ b/xmpp/src/presence/receive.rs
@@ -58,7 +58,10 @@ pub async fn handle_presence(agent: &mut Agent, presence: Presence) -> Vec<Event
                     }
                     events.push(Event::RoomLeft(from.clone()));
                 }
-                _ => unimplemented!("Presence type {:?}", presence.type_), // TODO: What to do here?
+                _ => debug!(
+                    "Unhandled self-presence with type {:?} from {:?}",
+                    presence.type_, from
+                ),
             }
         }
     }
diff --git a/xmpp/src/pubsub/mod.rs b/xmpp/src/pubsub/mod.rs
index 1adc61e3..3b504d1b 100644
--- a/xmpp/src/pubsub/mod.rs
+++ b/xmpp/src/pubsub/mod.rs
@@ -86,7 +86,7 @@ pub(crate) async fn handle_event(
                         error!("No published or retracted item in pubsub event!");
                     }
                 }
-                ref node => unimplemented!("node {}", node),
+                ref node => info!("Unhandled PubSub node {}", node),
             }
         }
         Ok(pubsub::Event {
@@ -95,12 +95,12 @@ pub(crate) async fn handle_event(
             ref node if node == ns::BOOKMARKS2 => {
                 warn!("The bookmarks2 PEP node was deleted!");
             }
-            ref node => unimplemented!("node {}", node),
+            ref node => info!("Unhandled PubSub node {}", node),
         },
         Err(e) => {
             error!("Error parsing PubSub event: {}", e);
         }
-        _ => unimplemented!("PubSub event: {:#?}", event),
+        _ => info!("Unhandled PubSub event: {:#?}", event),
     }
     events
 }
@@ -176,7 +176,7 @@ pub(crate) async fn handle_iq_result(
                     }
                 }
             }
-            _ => unimplemented!(),
+            ref node => info!("Unhandled PubSub node: {}", node),
         }
     }
     events