diff --git a/src/controllers/filters/parser/FilterParser.cpp b/src/controllers/filters/parser/FilterParser.cpp
index 6b74900c1..e198aaeb9 100644
--- a/src/controllers/filters/parser/FilterParser.cpp
+++ b/src/controllers/filters/parser/FilterParser.cpp
@@ -54,7 +54,7 @@ ContextMap buildContextMap(const MessagePtr &m, chatterino::Channel *channel)
 
     bool subscribed = false;
     int subLength = 0;
-    for (const QString &subBadge : {"subscriber", "founder"})
+    for (const auto &subBadge : {"subscriber", "founder"})
     {
         if (!badges.contains(subBadge))
         {
diff --git a/src/widgets/helper/ResizingTextEdit.cpp b/src/widgets/helper/ResizingTextEdit.cpp
index 63444f5bf..2d967999e 100644
--- a/src/widgets/helper/ResizingTextEdit.cpp
+++ b/src/widgets/helper/ResizingTextEdit.cpp
@@ -286,11 +286,12 @@ void ResizingTextEdit::insertFromMimeData(const QMimeData *source)
         this->imagePasted.invoke(source);
         return;
     }
-    else if (source->hasUrls())
+
+    if (source->hasUrls())
     {
         bool hasUploadable = false;
         auto mimeDb = QMimeDatabase();
-        for (const QUrl url : source->urls())
+        for (const QUrl &url : source->urls())
         {
             QMimeType mime = mimeDb.mimeTypeForUrl(url);
             if (mime.name().startsWith("image"))
diff --git a/src/widgets/settingspages/ModerationPage.cpp b/src/widgets/settingspages/ModerationPage.cpp
index f21d9ce06..cb4b3e629 100644
--- a/src/widgets/settingspages/ModerationPage.cpp
+++ b/src/widgets/settingspages/ModerationPage.cpp
@@ -239,7 +239,7 @@ void ModerationPage::addModerationButtonSettings(
 
     // build one line for each customizable button
     auto i = 0;
-    for (const auto tButton : getSettings()->timeoutButtons.getValue())
+    for (const auto &tButton : getSettings()->timeoutButtons.getValue())
     {
         const auto buttonNumber = QString::number(i);
         auto timeout = timeoutLayout.emplace<QHBoxLayout>().withoutMargin();