diff --git a/src/irc/channel.cpp b/src/irc/channel.cpp
--- a/src/irc/channel.cpp
+++ b/src/irc/channel.cpp
@@ -1378,7 +1378,10 @@
     if (!cleanTopic.isEmpty() && hasIRCMarkups(cleanTopic))
         cleanTopic += QStringLiteral("\017");
 
-    appendCommandMessage(i18n("Topic"), i18n("The channel topic is \"%1\".", cleanTopic), messageTags);
+    if (!Preferences::self()->hideUnimportantEvents())
+    {
+        appendCommandMessage(i18n("Topic"), i18n("The channel topic is \"%1\".", cleanTopic), messageTags);
+    }
 
     m_topicHistory->appendTopic(replaceIRCMarkups(Konversation::removeIrcMarkup(text)));
 }
diff --git a/src/irc/server.cpp b/src/irc/server.cpp
--- a/src/irc/server.cpp
+++ b/src/irc/server.cpp
@@ -3607,6 +3607,11 @@
 
 void Server::appendCommandMessageToChannel(const QString& channel, const QString& command, const QString& message, const QHash<QString, QString> &messageTags, bool highlight, bool parseURL)
 {
+    if (Preferences::self()->hideUnimportantEvents())
+    {
+        return;
+    }
+
     Channel* outChannel = getChannelByName(channel);
     if (outChannel)
     {