diff --git a/src/plugins/mesonprojectmanager/CMakeLists.txt b/src/plugins/mesonprojectmanager/CMakeLists.txt
index f68d3248bd0..5976d8f863a 100644
--- a/src/plugins/mesonprojectmanager/CMakeLists.txt
+++ b/src/plugins/mesonprojectmanager/CMakeLists.txt
@@ -54,7 +54,6 @@ add_qtc_plugin(MesonProjectManager
   toolssettingsaccessor.h
   toolssettingspage.cpp
   toolssettingspage.h
-  versionhelper.h
 )
 
 file(RELATIVE_PATH RELATIVE_TEST_PATH "${PROJECT_BINARY_DIR}" "${CMAKE_CURRENT_BINARY_DIR}")
diff --git a/src/plugins/mesonprojectmanager/infoparser.h b/src/plugins/mesonprojectmanager/infoparser.h
index 6aca6211ea4..057f81fe4ee 100644
--- a/src/plugins/mesonprojectmanager/infoparser.h
+++ b/src/plugins/mesonprojectmanager/infoparser.h
@@ -13,18 +13,15 @@
 #include <QJsonObject>
 #include <QJsonValue>
 
-namespace MesonProjectManager {
-namespace Internal {
+namespace MesonProjectManager::Internal {
 
 class InfoParser
 {
     static inline MesonInfo load_info(const QJsonObject &obj)
     {
         MesonInfo info;
-        auto version = obj["meson_version"].toObject();
-        info.mesonVersion = Version{version["major"].toInt(),
-                                    version["minor"].toInt(),
-                                    version["patch"].toInt()};
+        auto v = obj["meson_version"].toObject();
+        info.mesonVersion = {v["major"].toInt(), v["minor"].toInt(), v["patch"].toInt()};
         return info;
     }
     MesonInfo m_info;
@@ -41,5 +38,4 @@ public:
     MesonInfo info() { return m_info; }
 };
 
-} // namespace Internal
-} // namespace MesonProjectManager
+} // namespace MesonProjectManager::Internal
diff --git a/src/plugins/mesonprojectmanager/mesonbuildsystem.cpp b/src/plugins/mesonprojectmanager/mesonbuildsystem.cpp
index 5606415cde7..4ac33fbb46c 100644
--- a/src/plugins/mesonprojectmanager/mesonbuildsystem.cpp
+++ b/src/plugins/mesonprojectmanager/mesonbuildsystem.cpp
@@ -66,9 +66,9 @@ static KitData createKitData(const Kit *kit)
     data.qmakePath = expander->expand(QString("%{Qt:qmakeExecutable}"));
     data.qtVersionStr = expander->expand(QString("%{Qt:Version}"));
     data.qtVersion = Utils::QtMajorVersion::None;
-    auto version = Version::fromString(data.qtVersionStr);
-    if (version.isValid) {
-        switch (version.major) {
+    auto version = QVersionNumber::fromString(data.qtVersionStr);
+    if (!version.isNull()) {
+        switch (version.majorVersion()) {
         case 4:
             data.qtVersion = Utils::QtMajorVersion::Qt4;
             break;
diff --git a/src/plugins/mesonprojectmanager/mesoninfo.h b/src/plugins/mesonprojectmanager/mesoninfo.h
index 690fd2d2740..4ad67739ab5 100644
--- a/src/plugins/mesonprojectmanager/mesoninfo.h
+++ b/src/plugins/mesonprojectmanager/mesoninfo.h
@@ -3,14 +3,14 @@
 
 #pragma once
 
-#include "versionhelper.h"
+#include <QVersionNumber>
 
 namespace MesonProjectManager {
 namespace Internal {
 
 struct MesonInfo
 {
-    Version mesonVersion;
+    QVersionNumber mesonVersion;
 };
 
 } // namespace Internal
diff --git a/src/plugins/mesonprojectmanager/mesonprojectmanager.qbs b/src/plugins/mesonprojectmanager/mesonprojectmanager.qbs
index 37dd5e26941..79fdcc6e917 100644
--- a/src/plugins/mesonprojectmanager/mesonprojectmanager.qbs
+++ b/src/plugins/mesonprojectmanager/mesonprojectmanager.qbs
@@ -70,7 +70,6 @@ Project {
             "toolssettingsaccessor.h",
             "toolssettingspage.cpp",
             "toolssettingspage.h",
-            "versionhelper.h",
         ]
     }
 
diff --git a/src/plugins/mesonprojectmanager/mesontools.cpp b/src/plugins/mesonprojectmanager/mesontools.cpp
index c8cdd039998..094eca3096d 100644
--- a/src/plugins/mesonprojectmanager/mesontools.cpp
+++ b/src/plugins/mesonprojectmanager/mesontools.cpp
@@ -44,7 +44,7 @@ ToolWrapper::ToolWrapper(ToolType toolType,
                          bool autoDetected)
     : m_toolType(toolType)
     , m_version(read_version(path))
-    , m_isValid{path.exists() && m_version.isValid}
+    , m_isValid{path.exists() && !m_version.isNull()}
     , m_autoDetected{autoDetected}
     , m_id{Id::generate()}
     , m_exe{path}
@@ -58,7 +58,7 @@ ToolWrapper::ToolWrapper(ToolType toolType,
                          bool autoDetected)
     : m_toolType(toolType)
     , m_version(read_version(path))
-    , m_isValid{path.exists() && m_version.isValid}
+    , m_isValid{path.exists() && !m_version.isNull()}
     , m_autoDetected{autoDetected}
     , m_id{id}
     , m_exe{path}
@@ -75,14 +75,14 @@ void ToolWrapper::setExe(const FilePath &newExe)
     m_version = read_version(m_exe);
 }
 
-Version ToolWrapper::read_version(const FilePath &toolPath)
+QVersionNumber ToolWrapper::read_version(const FilePath &toolPath)
 {
     if (toolPath.toFileInfo().isExecutable()) {
         Process process;
         process.setCommand({ toolPath, { "--version" } });
         process.start();
         if (process.waitForFinished())
-            return Version::fromString(process.cleanedStdOut());
+            return QVersionNumber::fromString(process.cleanedStdOut());
     }
     return {};
 }
diff --git a/src/plugins/mesonprojectmanager/mesontools.h b/src/plugins/mesonprojectmanager/mesontools.h
index 36dcac7727f..e91297f4c34 100644
--- a/src/plugins/mesonprojectmanager/mesontools.h
+++ b/src/plugins/mesonprojectmanager/mesontools.h
@@ -3,12 +3,12 @@
 
 #pragma once
 
-#include "versionhelper.h"
-
 #include <utils/commandline.h>
 #include <utils/id.h>
 #include <utils/store.h>
 
+#include <QVersionNumber>
+
 #include <optional>
 #include <memory>
 
@@ -40,7 +40,7 @@ public:
 
     ~ToolWrapper();
 
-    const Version &version() const noexcept { return m_version; }
+    const QVersionNumber &version() const noexcept { return m_version; }
     bool isValid() const noexcept { return m_isValid; }
     bool autoDetected() const noexcept { return m_autoDetected; }
     Utils::Id id() const noexcept { return m_id; }
@@ -50,7 +50,7 @@ public:
     void setName(const QString &newName) { m_name = newName; }
     void setExe(const Utils::FilePath &newExe);
 
-    static Version read_version(const Utils::FilePath &toolPath);
+    static QVersionNumber read_version(const Utils::FilePath &toolPath);
 
     Utils::Store toVariantMap() const;
 
@@ -69,7 +69,7 @@ public:
 
 private:
     ToolType m_toolType;
-    Version m_version;
+    QVersionNumber m_version;
     bool m_isValid;
     bool m_autoDetected;
     Utils::Id m_id;
diff --git a/src/plugins/mesonprojectmanager/tests/testmesonwrapper.cpp b/src/plugins/mesonprojectmanager/tests/testmesonwrapper.cpp
index 9064333f637..00263792c45 100644
--- a/src/plugins/mesonprojectmanager/tests/testmesonwrapper.cpp
+++ b/src/plugins/mesonprojectmanager/tests/testmesonwrapper.cpp
@@ -46,10 +46,10 @@ private slots:
     {
         ToolWrapper meson(ToolType::Meson, "name", *findTool(ToolType::Meson));
         QVERIFY(meson.isValid());
-        QVERIFY(meson.version().major == 0);
-        QVERIFY(meson.version().minor >= 50);
-        QVERIFY(meson.version().minor <= 100);
-        QVERIFY(meson.version().patch >= 0);
+        QVERIFY(meson.version().majorVersion() == 0);
+        QVERIFY(meson.version().minorVersion() >= 50);
+        QVERIFY(meson.version().minorVersion() <= 100);
+        QVERIFY(meson.version().microVersion() >= 0);
     }
 
     void shouldSetupGivenProjects_data()
diff --git a/src/plugins/mesonprojectmanager/toolsmodel.cpp b/src/plugins/mesonprojectmanager/toolsmodel.cpp
index 861ec4b58c5..8ef102ae5e6 100644
--- a/src/plugins/mesonprojectmanager/toolsmodel.cpp
+++ b/src/plugins/mesonprojectmanager/toolsmodel.cpp
@@ -34,7 +34,7 @@ ToolTreeItem::ToolTreeItem(const MesonTools::Tool_t &tool)
     , m_id{tool->id()}
     , m_autoDetected{tool->autoDetected()}
 {
-    m_tooltip = Tr::tr("Version: %1").arg(tool->version().toQString());
+    m_tooltip = Tr::tr("Version: %1").arg(tool->version().toString());
     self_check();
 }
 
@@ -104,12 +104,12 @@ void ToolTreeItem::self_check()
     m_pathIsExecutable = m_executable.toFileInfo().isExecutable();
 }
 
-void ToolTreeItem::update_tooltip(const Version &version)
+void ToolTreeItem::update_tooltip(const QVersionNumber &version)
 {
-    if (version.isValid)
-        m_tooltip = Tr::tr("Version: %1").arg(version.toQString());
-    else
+    if (version.isNull())
         m_tooltip = Tr::tr("Cannot get tool version.");
+    else
+        m_tooltip = Tr::tr("Version: %1").arg(version.toString());
 }
 
 void ToolTreeItem::update_tooltip()
diff --git a/src/plugins/mesonprojectmanager/toolsmodel.h b/src/plugins/mesonprojectmanager/toolsmodel.h
index 6e25a7af2b7..42774afffec 100644
--- a/src/plugins/mesonprojectmanager/toolsmodel.h
+++ b/src/plugins/mesonprojectmanager/toolsmodel.h
@@ -29,7 +29,7 @@ public:
 
 private:
     void self_check();
-    void update_tooltip(const Version &version);
+    void update_tooltip(const QVersionNumber &version);
     void update_tooltip();
     QString m_name;
     QString m_tooltip;
diff --git a/src/plugins/mesonprojectmanager/versionhelper.h b/src/plugins/mesonprojectmanager/versionhelper.h
deleted file mode 100644
index 00150c5fc84..00000000000
--- a/src/plugins/mesonprojectmanager/versionhelper.h
+++ /dev/null
@@ -1,52 +0,0 @@
-// Copyright (C) 2020 Alexis Jeandet.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
-
-#pragma once
-
-#include <QRegularExpression>
-
-namespace MesonProjectManager {
-namespace Internal {
-
-struct Version
-{
-    int major = -1;
-    int minor = -1;
-    int patch = -1;
-    bool isValid = false;
-    Version() = default;
-    Version(const Version &) = default;
-    Version(Version &&) = default;
-    Version &operator=(const Version &) = default;
-    Version &operator=(Version &&) = default;
-
-    bool operator==(const Version &other)
-    {
-        return other.isValid && isValid && major == other.major && minor == other.minor
-               && patch == other.patch;
-    }
-
-    Version(int major, int minor, int patch)
-        : major{major}
-        , minor{minor}
-        , patch{patch}
-        , isValid{major != -1 && minor != -1 && patch != -1}
-    {}
-    QString toQString() const noexcept
-    {
-        return QString("%1.%2.%3").arg(major).arg(minor).arg(patch);
-    }
-    static inline Version fromString(const QString &str)
-    {
-        QRegularExpression regex{R"((\d+).(\d+).(\d+))"};
-        auto matched = regex.match(str);
-        if (matched.hasMatch())
-            return Version{matched.captured(1).toInt(),
-                           matched.captured(2).toInt(),
-                           matched.captured(3).toInt()};
-        return Version{};
-    }
-};
-
-} // namespace Internal
-} // namespace MesonProjectManager