diff --git a/src/main/kotlin/net/thauvin/erik/mobibot/Mobibot.kt b/src/main/kotlin/net/thauvin/erik/mobibot/Mobibot.kt
index a8212f2..f19b95a 100644
--- a/src/main/kotlin/net/thauvin/erik/mobibot/Mobibot.kt
+++ b/src/main/kotlin/net/thauvin/erik/mobibot/Mobibot.kt
@@ -228,6 +228,7 @@ class Mobibot(nickname: String, val channel: String, logsDirPath: String, p: Pro
                 if (logger.isTraceEnabled) logger.trace(">>> $sender: $message")
             }
             storeRecap(sender, message, false)
+            seen.add(sender)
         }
     }