diff --git a/src/base/http/requestparser.cpp b/src/base/http/requestparser.cpp
index fa5ded1c8..524c57772 100644
--- a/src/base/http/requestparser.cpp
+++ b/src/base/http/requestparser.cpp
@@ -253,7 +253,7 @@ bool RequestParser::parsePostMessage(const QByteArray &data)
 
         // split data by "dash-boundary"
         const QByteArray dashDelimiter = QByteArray("--") + delimiter + CRLF;
-        QList<QByteArray> multipart = splitToViews(data, dashDelimiter, QString::SkipEmptyParts);
+        QVector<QByteArray> multipart = splitToViews(data, dashDelimiter, QString::SkipEmptyParts);
         if (multipart.isEmpty()) {
             qWarning() << Q_FUNC_INFO << "multipart empty";
             return false;
@@ -275,7 +275,7 @@ bool RequestParser::parsePostMessage(const QByteArray &data)
 
 bool RequestParser::parseFormData(const QByteArray &data)
 {
-    const QList<QByteArray> list = splitToViews(data, EOH, QString::KeepEmptyParts);
+    const QVector<QByteArray> list = splitToViews(data, EOH, QString::KeepEmptyParts);
 
     if (list.size() != 2) {
         qWarning() << Q_FUNC_INFO << "multipart/form-data format error";
diff --git a/src/base/search/searchpluginmanager.cpp b/src/base/search/searchpluginmanager.cpp
index d751cdf80..12d5280b4 100644
--- a/src/base/search/searchpluginmanager.cpp
+++ b/src/base/search/searchpluginmanager.cpp
@@ -37,7 +37,6 @@
 #include <QDomDocument>
 #include <QDomElement>
 #include <QDomNode>
-#include <QList>
 #include <QPointer>
 #include <QProcess>
 
@@ -494,13 +493,13 @@ void SearchPluginManager::parseVersionInfo(const QByteArray &info)
     QHash<QString, PluginVersion> updateInfo;
     int numCorrectData = 0;
 
-    const QList<QByteArray> lines = Utils::ByteArray::splitToViews(info, "\n", QString::SkipEmptyParts);
+    const QVector<QByteArray> lines = Utils::ByteArray::splitToViews(info, "\n", QString::SkipEmptyParts);
     for (QByteArray line : lines) {
         line = line.trimmed();
         if (line.isEmpty()) continue;
         if (line.startsWith('#')) continue;
 
-        const QList<QByteArray> list = Utils::ByteArray::splitToViews(line, ":", QString::SkipEmptyParts);
+        const QVector<QByteArray> list = Utils::ByteArray::splitToViews(line, ":", QString::SkipEmptyParts);
         if (list.size() != 2) continue;
 
         const QString pluginName = list.first().trimmed();
diff --git a/src/base/utils/bytearray.cpp b/src/base/utils/bytearray.cpp
index 9ef543e25..128aa93a3 100644
--- a/src/base/utils/bytearray.cpp
+++ b/src/base/utils/bytearray.cpp
@@ -28,15 +28,17 @@
 
 #include "bytearray.h"
 
-#include <QList>
+#include <QByteArray>
 
-QList<QByteArray> Utils::ByteArray::splitToViews(const QByteArray &in, const QByteArray &sep, const QString::SplitBehavior behavior)
+QVector<QByteArray> Utils::ByteArray::splitToViews(const QByteArray &in, const QByteArray &sep, const QString::SplitBehavior behavior)
 {
     if (sep.isEmpty())
         return {in};
 
-    QList<QByteArray> ret;
-
+    QVector<QByteArray> ret;
+    ret.reserve((behavior == QString::KeepEmptyParts)
+                ? (1 + (in.size() / sep.size()))
+                : (1 + (in.size() / (sep.size() + 1))));
     int head = 0;
     while (head < in.size()) {
         int end = in.indexOf(sep, head);
diff --git a/src/base/utils/bytearray.h b/src/base/utils/bytearray.h
index a9e6e89ea..f0d055ecf 100644
--- a/src/base/utils/bytearray.h
+++ b/src/base/utils/bytearray.h
@@ -28,15 +28,17 @@
 
 #pragma once
 
-#include <QByteArray>
 #include <QString>
+#include <QVector>
+
+class QByteArray;
 
 namespace Utils
 {
     namespace ByteArray
     {
-        // Mimic QString::split(sep, behavior)
-        QList<QByteArray> splitToViews(const QByteArray &in, const QByteArray &sep, const QString::SplitBehavior behavior = QString::KeepEmptyParts);
+        // Mimic QString::splitRef(sep, behavior)
+        QVector<QByteArray> splitToViews(const QByteArray &in, const QByteArray &sep, const QString::SplitBehavior behavior = QString::KeepEmptyParts);
 
         // Mimic QByteArray::mid(pos, len) but instead of returning a full-copy,
         // we only return a partial view
diff --git a/src/base/utils/foreignapps.cpp b/src/base/utils/foreignapps.cpp
index 8047a827d..f32b55e45 100644
--- a/src/base/utils/foreignapps.cpp
+++ b/src/base/utils/foreignapps.cpp
@@ -43,6 +43,7 @@
 #endif
 
 #include "base/logger.h"
+#include "base/utils/bytearray.h"
 
 using namespace Utils::ForeignApps;
 
@@ -61,7 +62,7 @@ namespace
             // Software 'Anaconda' installs its own python interpreter
             // and `python --version` returns a string like this:
             // "Python 3.4.3 :: Anaconda 2.3.0 (64-bit)"
-            const QList<QByteArray> outputSplit = procOutput.split(' ');
+            const QVector<QByteArray> outputSplit = Utils::ByteArray::splitToViews(procOutput, " ", QString::SkipEmptyParts);
             if (outputSplit.size() <= 1)
                 return false;
 
diff --git a/src/base/utils/password.cpp b/src/base/utils/password.cpp
index ec9257ab5..e7bf0cbf6 100644
--- a/src/base/utils/password.cpp
+++ b/src/base/utils/password.cpp
@@ -33,7 +33,6 @@
 #include <openssl/evp.h>
 
 #include <QByteArray>
-#include <QList>
 #include <QString>
 
 #include "bytearray.h"
@@ -99,7 +98,7 @@ bool Utils::Password::PBKDF2::verify(const QByteArray &secret, const QString &pa
 
 bool Utils::Password::PBKDF2::verify(const QByteArray &secret, const QByteArray &password)
 {
-    const QList<QByteArray> list = ByteArray::splitToViews(secret, ":", QString::SkipEmptyParts);
+    const QVector<QByteArray> list = ByteArray::splitToViews(secret, ":", QString::SkipEmptyParts);
     if (list.size() != 2)
         return false;