diff --git a/forms/aboutporymap.ui b/forms/aboutporymap.ui
index cfe22bf5..f823396c 100644
--- a/forms/aboutporymap.ui
+++ b/forms/aboutporymap.ui
@@ -52,9 +52,6 @@
         <pointsize>12</pointsize>
        </font>
       </property>
-      <property name="text">
-       <string>Version 5.3.0 - January 15th, 2024</string>
-      </property>
       <property name="alignment">
        <set>Qt::AlignCenter</set>
       </property>
diff --git a/include/scripting.h b/include/scripting.h
index 7fd2a170..fb96e7ae 100644
--- a/include/scripting.h
+++ b/include/scripting.h
@@ -52,7 +52,6 @@ public:
     static QJSValue fromBlock(Block block);
     static QJSValue fromTile(Tile tile);
     static Tile toTile(QJSValue obj);
-    static QJSValue version(QList<int> versionNums);
     static QJSValue dimensions(int width, int height);
     static QJSValue position(int x, int y);
     static const QImage * getImage(const QString &filepath, bool useCache);
diff --git a/include/ui/aboutporymap.h b/include/ui/aboutporymap.h
index cc6cb6e8..28b06249 100644
--- a/include/ui/aboutporymap.h
+++ b/include/ui/aboutporymap.h
@@ -14,7 +14,6 @@ class AboutPorymap : public QMainWindow
 public:
     explicit AboutPorymap(QWidget *parent = nullptr);
     ~AboutPorymap();
-    QList<int> getVersionNumbers();
 private:
     Ui::AboutPorymap *ui;
 };
diff --git a/porymap.pro b/porymap.pro
index 90072830..f5cb0452 100644
--- a/porymap.pro
+++ b/porymap.pro
@@ -14,6 +14,14 @@ RC_ICONS = resources/icons/porymap-icon-2.ico
 ICON = resources/icons/porymap.icns
 QMAKE_CXXFLAGS += -std=c++17 -Wall
 QMAKE_TARGET_BUNDLE_PREFIX = com.pret
+VERSION_MAJOR = 5
+VERSION_MINOR = 3
+VERSION_PATCH = 0
+VERSION = $${VERSION_MAJOR}.$${VERSION_MINOR}.$${VERSION_PATCH}
+DEFINES += PORYMAP_VERSION_MAJOR=$$VERSION_MAJOR \
+           PORYMAP_VERSION_MINOR=$$VERSION_MINOR \
+           PORYMAP_VERSION_PATCH=$$VERSION_PATCH \
+           PORYMAP_VERSION=\\\"$$VERSION\\\"
 
 SOURCES += src/core/block.cpp \
     src/core/bitpacker.cpp \
diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index 6e2ca509..f98b3a30 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -53,6 +53,7 @@ MainWindow::MainWindow(QWidget *parent) :
 {
     QCoreApplication::setOrganizationName("pret");
     QCoreApplication::setApplicationName("porymap");
+    QCoreApplication::setApplicationVersion(PORYMAP_VERSION);
     QApplication::setApplicationDisplayName("porymap");
     QApplication::setWindowIcon(QIcon(":/icons/porymap-icon-2.ico"));
     ui->setupUi(this);
@@ -301,7 +302,17 @@ void MainWindow::checkForUpdates(bool requestedByUser) {
             const QString changelog = release.value("body").toString();
             if (changelog.isEmpty()) break;
 
-            // TODO: Compare version to host version, then show appropriate dialog
+            bool newVersionAvailable;
+            if (major != PORYMAP_VERSION_MAJOR) {
+                newVersionAvailable = major > PORYMAP_VERSION_MAJOR;
+            } else if (minor != PORYMAP_VERSION_MINOR) {
+                newVersionAvailable = minor > PORYMAP_VERSION_MINOR;
+            } else {
+                newVersionAvailable = patch > PORYMAP_VERSION_PATCH;
+            }
+            logInfo(QString("Host version is %1").arg(newVersionAvailable ? "old" : "up to date"));
+
+            // TODO: Show appropriate dialog
             break;
         }
     });
diff --git a/src/scriptapi/scripting.cpp b/src/scriptapi/scripting.cpp
index 626f820b..aa547724 100644
--- a/src/scriptapi/scripting.cpp
+++ b/src/scriptapi/scripting.cpp
@@ -1,7 +1,6 @@
 #include "scripting.h"
 #include "log.h"
 #include "config.h"
-#include "aboutporymap.h"
 
 QMap<CallbackType, QString> callbackFunctions = {
     {OnProjectOpened, "onProjectOpened"},
@@ -77,15 +76,12 @@ void Scripting::populateGlobalObject(MainWindow *mainWindow) {
 
     QJSValue constants = instance->engine->newObject();
 
-    // Invisibly create an "About" window to read Porymap version
-    AboutPorymap *about = new AboutPorymap(mainWindow);
-    if (about) {
-        QJSValue version = Scripting::version(about->getVersionNumbers());
-        constants.setProperty("version", version);
-        delete about;
-    } else {
-        logError("Failed to read Porymap version for API");
-    }
+    // Get version numbers
+    QJSValue version = instance->engine->newObject();
+    version.setProperty("major", PORYMAP_VERSION_MAJOR);
+    version.setProperty("minor", PORYMAP_VERSION_MINOR);
+    version.setProperty("patch", PORYMAP_VERSION_PATCH);
+    constants.setProperty("version", version);
 
     // Get basic tileset information
     int numTilesPrimary = Project::getNumTilesPrimary();
@@ -343,14 +339,6 @@ QJSValue Scripting::position(int x, int y) {
     return obj;
 }
 
-QJSValue Scripting::version(QList<int> versionNums) {
-    QJSValue obj = instance->engine->newObject();
-    obj.setProperty("major", versionNums.at(0));
-    obj.setProperty("minor", versionNums.at(1));
-    obj.setProperty("patch", versionNums.at(2));
-    return obj;
-}
-
 Tile Scripting::toTile(QJSValue obj) {
     Tile tile = Tile();
 
diff --git a/src/ui/aboutporymap.cpp b/src/ui/aboutporymap.cpp
index ce0a1fe4..96f20ee8 100644
--- a/src/ui/aboutporymap.cpp
+++ b/src/ui/aboutporymap.cpp
@@ -8,6 +8,7 @@ AboutPorymap::AboutPorymap(QWidget *parent) :
 {
     ui->setupUi(this);
 
+    this->ui->label_Version->setText(QString("Version %1 - %2").arg(PORYMAP_VERSION).arg(QStringLiteral(__DATE__)));
     this->ui->textBrowser->setSource(QUrl("qrc:/CHANGELOG.md"));
 }
 
@@ -15,16 +16,3 @@ AboutPorymap::~AboutPorymap()
 {
     delete ui;
 }
-
-// Returns the Porymap version number as a list of ints with the order {major, minor, patch}
-QList<int> AboutPorymap::getVersionNumbers()
-{
-    // Get the version string "#.#.#"
-    static const QRegularExpression regex("Version (\\d+)\\.(\\d+)\\.(\\d+)");
-    QRegularExpressionMatch match = regex.match(ui->label_Version->text());
-    if (!match.hasMatch()) {
-        logError("Failed to locate Porymap version text");
-        return QList<int>({0, 0, 0});
-    }
-    return QList<int>({match.captured(1).toInt(), match.captured(2).toInt(), match.captured(3).toInt()});
-}