diff --git a/resources/desktop/com.github.rssguard.appdata.xml b/resources/desktop/com.github.rssguard.appdata.xml
index 4ea14d24b..490b57a02 100644
--- a/resources/desktop/com.github.rssguard.appdata.xml
+++ b/resources/desktop/com.github.rssguard.appdata.xml
@@ -26,7 +26,7 @@
   <url type="donation">https://github.com/sponsors/martinrotter</url>
   <content_rating type="oars-1.1" />
   <releases>
-    <release version="4.0.4" date="2021-12-21"/>
+    <release version="4.0.4" date="2021-12-22"/>
   </releases>
   <content_rating type="oars-1.0">
     <content_attribute id="violence-cartoon">none</content_attribute>
diff --git a/resources/scripts/adblock/adblock-server.js b/resources/scripts/adblock/adblock-server.js
index 5555402d7..6b27ff13d 100644
--- a/resources/scripts/adblock/adblock-server.js
+++ b/resources/scripts/adblock/adblock-server.js
@@ -19,7 +19,7 @@
 
 const fs = require('fs');
 const tldts = require('tldts-experimental');
-const adblock = require('@cliqz/adblocker')
+const adblock = require('@cliqz/adblocker');
 const http = require('http');
 const cluster = require('cluster');
 
diff --git a/src/librssguard/gui/dialogs/formmessagefiltersmanager.cpp b/src/librssguard/gui/dialogs/formmessagefiltersmanager.cpp
index 8261e5754..37faa4c83 100644
--- a/src/librssguard/gui/dialogs/formmessagefiltersmanager.cpp
+++ b/src/librssguard/gui/dialogs/formmessagefiltersmanager.cpp
@@ -152,8 +152,14 @@ void FormMessageFiltersManager::removeSelectedFilter() {
     return;
   }
 
-  m_reader->removeMessageFilter(fltr);
-  delete m_ui.m_listFilters->currentItem();
+  if (MessageBox::show(this, QMessageBox::Icon::Question, tr("Are you sure?"),
+                       tr("Do you really want to remove selected filter?"),
+                       {}, fltr->name(),
+                       QMessageBox::StandardButton::Yes | QMessageBox::StandardButton::No,
+                       QMessageBox::StandardButton::No) == QMessageBox::StandardButton::Yes) {
+    m_reader->removeMessageFilter(fltr);
+    delete m_ui.m_listFilters->currentItem();
+  }
 }
 
 void FormMessageFiltersManager::loadFilters() {