diff --git a/.idea/sqldialects.xml b/.idea/sqldialects.xml
deleted file mode 100644
index c0e01ca..0000000
--- a/.idea/sqldialects.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="SqlDialectMappings">
-    <file url="PROJECT" dialect="SQLite" />
-  </component>
-</project>
\ No newline at end of file
diff --git a/README.md b/README.md
index deab1b6..71a317d 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # [LICENSE](LICENSE)
 
-# [Versiohistoria](CHANGELOG.md)
+# [Versiohistoria](src/main/resources/CHANGELOG.md)
 
 # Kuvaus 
 Pienen kotiateriapalvelun käyttöön rakennettu ohjelma sisältäen seuraavat ominaisuudet
diff --git a/pom.xml b/pom.xml
index 17c948d..9a6b0e8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -63,6 +63,11 @@
             <version>3.53.1.0</version>
             <scope>compile</scope>
         </dependency>
+        <dependency>
+            <groupId>one.jpro.platform</groupId>
+            <artifactId>jpro-mdfx</artifactId>
+            <version>0.6.2</version>
+        </dependency>
     </dependencies>
 
     <build>
diff --git a/src/main/java/fi/lpam/App.java b/src/main/java/fi/lpam/App.java
index f562bb6..ea5880b 100644
--- a/src/main/java/fi/lpam/App.java
+++ b/src/main/java/fi/lpam/App.java
@@ -4,9 +4,11 @@ import fi.lpam.gui.Asiakashallinta;
 import fi.lpam.gui.Kierroshallinta;
 import fi.lpam.gui.KuljetusRaportit;
 import fi.lpam.gui.KuljetusListat;
+import fi.lpam.gui.elementit.MuutosIlmoitus;
 import javafx.application.Application;
 import javafx.geometry.Side;
 import javafx.scene.Scene;
+import javafx.scene.control.Alert;
 import javafx.scene.control.Tab;
 import javafx.scene.control.TabPane;
 import javafx.scene.image.Image;
@@ -63,5 +65,7 @@ public class App extends Application {
         primaryStage.setMaximized(true);
         primaryStage.show();
         primaryStage.getIcons().add(new Image(Objects.requireNonNull(Main.class.getClassLoader().getResourceAsStream("kuljetusruokalaatikko.jpg"))));
+
+        if (!Main.properties.getProperty("version").equals(Main.properties.getProperty("viimeisinVersio"))) new MuutosIlmoitus();
     }
 }
\ No newline at end of file
diff --git a/src/main/java/fi/lpam/Main.java b/src/main/java/fi/lpam/Main.java
index 82c080a..6278def 100644
--- a/src/main/java/fi/lpam/Main.java
+++ b/src/main/java/fi/lpam/Main.java
@@ -1,12 +1,17 @@
 package fi.lpam;
 
-import java.io.IOException;
+import org.apache.commons.lang3.SystemUtils;
+
+import java.io.*;
+import java.nio.file.Path;
 import java.util.Properties;
 
 public class Main {
     public static boolean dev;
     public static Properties properties;
 
+    public static final File asetustiedosto = Path.of(SystemUtils.getUserHome().getAbsolutePath(), "OneDrive", "Kuljetusruokasovellus", "asetukset.properties").toFile();
+
     static void main(String[] args) {
         //noinspection RedundantIfStatement
         if (args.length > 0) {
@@ -16,14 +21,25 @@ public class Main {
         }
 
         try {
-            properties = new Properties();
-            properties.load(Main.class.getClassLoader().getResourceAsStream("app.properties"));
+            Properties defaults = new Properties();
+            defaults.load(Main.class.getClassLoader().getResourceAsStream("defaults.properties"));
+            properties = new Properties(defaults);
+            properties.load(new FileInputStream(asetustiedosto));
         }
         catch (IOException e) {
             //noinspection CallToPrintStackTrace
             e.printStackTrace();
         }
 
+        System.out.println(properties.getProperty("version"));
+        System.out.println(properties.getProperty("viimeisinVersio"));
+
         App.main();
+
+        try (OutputStream os = new FileOutputStream(asetustiedosto)) {
+            properties.store(os, "");
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
     }
 }
\ No newline at end of file
diff --git a/src/main/java/fi/lpam/dataluokat/Asetukset.java b/src/main/java/fi/lpam/dataluokat/Asetukset.java
new file mode 100644
index 0000000..e5b0f96
--- /dev/null
+++ b/src/main/java/fi/lpam/dataluokat/Asetukset.java
@@ -0,0 +1,29 @@
+package fi.lpam.dataluokat;
+
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Properties;
+
+public class Asetukset extends Properties {
+    private static Asetukset asetukset;
+
+    private Asetukset() {
+        super();
+        asetukset = this;
+        System.out.println("Luotu asetukset");
+        try (InputStream is = new FileInputStream("defaults.properties")) {
+            asetukset.load(is);
+            asetukset.forEach((k, v) -> {
+                System.out.println(k + ": " + v);
+            });
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
+    public Properties get() {
+        if (asetukset == null) {new Properties();}
+        return asetukset;
+    }
+}
diff --git a/src/main/java/fi/lpam/dataluokat/Tietokanta.java b/src/main/java/fi/lpam/dataluokat/Tietokanta.java
index 8603e3b..d41f4ed 100644
--- a/src/main/java/fi/lpam/dataluokat/Tietokanta.java
+++ b/src/main/java/fi/lpam/dataluokat/Tietokanta.java
@@ -6,23 +6,23 @@ import fi.lpam.Main;
 import org.apache.commons.lang3.SystemUtils;
 
 import java.io.*;
+import java.nio.file.Path;
 import java.sql.*;
 import java.util.Objects;
 
 public class Tietokanta {
     private static String osoite;
-    private static String dbPath = SystemUtils.getUserHome().getAbsolutePath() + "\\OneDrive\\Kuljetusruokasovellus\\tietokanta.db";
+    private static File tietokantatiedosto = Path.of(SystemUtils.getUserHome().getAbsolutePath(), "OneDrive", "Kuljetusruokasovellus", "tietokanta.db").toFile();
 
     public Tietokanta(boolean dev) {
-        if (dev) dbPath = "testikanta.db";
-        File file = new File(dbPath);
+        if (dev) tietokantatiedosto = new File("testikanta.db");
         try {
-            boolean _ = file.getParentFile().mkdirs();
-            boolean _ = file.createNewFile();
+            boolean _ = tietokantatiedosto.getParentFile().mkdirs();
+            boolean _ = tietokantatiedosto.createNewFile();
         }
         catch (Exception _) {}
 
-        osoite = "jdbc:sqlite:" + file.getAbsolutePath();
+        osoite = "jdbc:sqlite:" + tietokantatiedosto.getAbsolutePath();
 
 
         try (Connection conn = haeYhteys()) {
diff --git a/src/main/java/fi/lpam/gui/elementit/MuutosIlmoitus.java b/src/main/java/fi/lpam/gui/elementit/MuutosIlmoitus.java
new file mode 100644
index 0000000..d1f5b82
--- /dev/null
+++ b/src/main/java/fi/lpam/gui/elementit/MuutosIlmoitus.java
@@ -0,0 +1,55 @@
+package fi.lpam.gui.elementit;
+
+import fi.lpam.Main;
+import javafx.geometry.Pos;
+import javafx.scene.Scene;
+import javafx.scene.control.Button;
+import javafx.scene.layout.*;
+import javafx.scene.paint.Color;
+import javafx.stage.Stage;
+import one.jpro.platform.mdfx.MarkdownView;
+
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.util.Objects;
+
+public class MuutosIlmoitus extends Stage {
+    public MuutosIlmoitus() {
+        super();
+        VBox root = new VBox();
+        root.setBorder(new Border(new BorderStroke(Color.BLACK, BorderStrokeStyle.SOLID, CornerRadii.EMPTY, BorderWidths.DEFAULT)));
+        root.setPadding(TabPohja.oletusInsets);
+        root.setStyle(TabPohja.oletusStyle);
+        root.setAlignment(Pos.CENTER);
+        root.setSpacing(10);
+
+        String md;
+        try (InputStreamReader isr = new InputStreamReader(Objects.requireNonNull(Main.class.getClassLoader().getResourceAsStream("CHANGELOG.md")))) {
+            md = isr.readAllAsString();
+            int toinenMerkintä = md.indexOf("# ", 1);
+            int kolmasMerkintä = md.indexOf("# ", toinenMerkintä + 1);
+            int endIndex = md.indexOf("# ", kolmasMerkintä + 1);
+            md = md.substring(0, endIndex);
+        }
+        catch (IOException e) {
+            e.printStackTrace();
+            md = "# Virhe versiolokin haussa";
+        }
+
+        MarkdownView markdownView = new MarkdownView(md);
+        root.getChildren().add(markdownView);
+
+        Button ok = new Button("OK");
+        ok.setFont(TabPohja.buttonFont);
+        ok.setOnAction(e -> this.close());
+        root.getChildren().add(ok);
+
+        Scene scene = new Scene(root);
+        this.setScene(scene);
+        this.setTitle("Uusi versio, katso muutokset alta!");
+        this.setResizable(false);
+        this.show();
+
+        Main.properties.setProperty("viimeisinVersio", Main.properties.getProperty("version"));
+    }
+}
diff --git a/src/main/java/module-info.java b/src/main/java/module-info.java
index 58b192b..30d36ec 100644
--- a/src/main/java/module-info.java
+++ b/src/main/java/module-info.java
@@ -8,6 +8,7 @@ module fi.lpam.ruokamanageri {
     requires java.desktop;
     requires org.apache.pdfbox;
     requires org.apache.commons.lang3;
+    requires one.jpro.platform.mdfx;
 
     opens fi.lpam.dataluokat to javafx.base;
     exports fi.lpam;
diff --git a/CHANGELOG.md b/src/main/resources/CHANGELOG.md
similarity index 100%
rename from CHANGELOG.md
rename to src/main/resources/CHANGELOG.md
diff --git a/src/main/resources/app.properties b/src/main/resources/app.properties
deleted file mode 100644
index e5683df..0000000
--- a/src/main/resources/app.properties
+++ /dev/null
@@ -1 +0,0 @@
-version=${project.version}
\ No newline at end of file
diff --git a/src/main/resources/defaults.properties b/src/main/resources/defaults.properties
new file mode 100644
index 0000000..b73f2ce
--- /dev/null
+++ b/src/main/resources/defaults.properties
@@ -0,0 +1,2 @@
+version=${project.version}
+viimeisinVersio=0.0.0
\ No newline at end of file