diff --git a/README.md b/README.md
index 74e82173..86a1f75a 100644
--- a/README.md
+++ b/README.md
@@ -15,11 +15,11 @@ Initially I developed a plugin for NetBeans IDE then the IntellijIDEA plugin was
 
 # Changelog
 
-__1.6.3 (SNAPSHOT)__
-- SR:  updated embedded JDK to 20+37
+__1.6.3 (23-apr-2023)__
+- SR:  updated embedded JDK to 20.0.1+10
 - SR:  added Eclipse ELK
-- SR:  PlantUML updated to 1.2023.5
-- ALL: fimprovements of export plugins
+- SR:  PlantUML updated to 1.2023.6
+- ALL: improvements of export plugins
 
 __1.6.2 (12-feb-2023)__
 - ALL: added fast navigation through bird's eye panel
diff --git a/changelog.txt b/changelog.txt
index 2a3e9aa9..4041eda8 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,8 +1,8 @@
-__1.6.3 (SNAPSHOT)__
-- SR:  updated embedded JDK to 20+37
+__1.6.3 (23-apr-2023)__
+- SR:  updated embedded JDK to 20.0.1+10
 - SR:  added Eclipse ELK
-- SR:  PlantUML updated to 1.2023.5
-- ALL: fimprovements of export plugins
+- SR:  PlantUML updated to 1.2023.6
+- ALL: improvements of export plugins
 
 __1.6.2 (12-feb-2023)__
 - ALL: added fast navigation through bird's eye panel
diff --git a/mind-map/idea-mindmap/pom.xml b/mind-map/idea-mindmap/pom.xml
index d137da19..8cf73a9c 100644
--- a/mind-map/idea-mindmap/pom.xml
+++ b/mind-map/idea-mindmap/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.igormaznitsa</groupId>
     <artifactId>mind-map</artifactId>
-    <version>1.6.3-SNAPSHOT</version>
+    <version>1.6.3</version>
   </parent>
 
   <artifactId>idea-mindmap</artifactId>
diff --git a/mind-map/idea-mindmap/resources/META-INF/plugin.xml b/mind-map/idea-mindmap/resources/META-INF/plugin.xml
index 8377c004..d32e2a0a 100644
--- a/mind-map/idea-mindmap/resources/META-INF/plugin.xml
+++ b/mind-map/idea-mindmap/resources/META-INF/plugin.xml
@@ -12,8 +12,10 @@
     ]]></description>
 
     <change-notes><![CDATA[
-        <p>1.6.3 (SNAPSHOT)</p>
+        <p>1.6.3 (23-apr-2023)</p>
         <ul>
+          <li>improved export parameter panel</li>
+          <li>refactoring</li>
         </ul>
         <p>1.6.2.1 (12-feb-2023)</p>
         <ul>
diff --git a/mind-map/mind-map-annotation-processor-it/pom.xml b/mind-map/mind-map-annotation-processor-it/pom.xml
index c7ba8ff1..7d3fdbd7 100644
--- a/mind-map/mind-map-annotation-processor-it/pom.xml
+++ b/mind-map/mind-map-annotation-processor-it/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.igormaznitsa</groupId>
         <artifactId>mind-map</artifactId>
-        <version>1.6.3-SNAPSHOT</version>
+        <version>1.6.3</version>
     </parent>
 
     <artifactId>mind-map-annotation-processor-it</artifactId>
diff --git a/mind-map/mind-map-annotation-processor/pom.xml b/mind-map/mind-map-annotation-processor/pom.xml
index 0d65990a..72e3db0a 100644
--- a/mind-map/mind-map-annotation-processor/pom.xml
+++ b/mind-map/mind-map-annotation-processor/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.igormaznitsa</groupId>
         <artifactId>mind-map</artifactId>
-        <version>1.6.3-SNAPSHOT</version>
+        <version>1.6.3</version>
     </parent>
 
     <artifactId>mind-map-annotation-processor</artifactId>
diff --git a/mind-map/mind-map-annotations/pom.xml b/mind-map/mind-map-annotations/pom.xml
index a3a6c2e7..ef6b5b6d 100644
--- a/mind-map/mind-map-annotations/pom.xml
+++ b/mind-map/mind-map-annotations/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.igormaznitsa</groupId>
         <artifactId>mind-map</artifactId>
-        <version>1.6.3-SNAPSHOT</version>
+        <version>1.6.3</version>
     </parent>
 
     <artifactId>mind-map-annotations</artifactId>
diff --git a/mind-map/mind-map-ide-common/pom.xml b/mind-map/mind-map-ide-common/pom.xml
index 2aba057e..25a8ac0d 100644
--- a/mind-map/mind-map-ide-common/pom.xml
+++ b/mind-map/mind-map-ide-common/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>com.igormaznitsa</groupId>
     <artifactId>mind-map</artifactId>
-    <version>1.6.3-SNAPSHOT</version>
+    <version>1.6.3</version>
   </parent>
 
   <artifactId>mind-map-ide-common</artifactId>
diff --git a/mind-map/mind-map-model/pom.xml b/mind-map/mind-map-model/pom.xml
index a3727fc4..e0a75bb6 100644
--- a/mind-map/mind-map-model/pom.xml
+++ b/mind-map/mind-map-model/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.igormaznitsa</groupId>
     <artifactId>mind-map</artifactId>
-    <version>1.6.3-SNAPSHOT</version>
+    <version>1.6.3</version>
   </parent>
 
   <artifactId>mind-map-model</artifactId>
diff --git a/mind-map/mind-map-swing-panel/pom.xml b/mind-map/mind-map-swing-panel/pom.xml
index 2f3816d5..b7471251 100644
--- a/mind-map/mind-map-swing-panel/pom.xml
+++ b/mind-map/mind-map-swing-panel/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.igormaznitsa</groupId>
         <artifactId>mind-map</artifactId>
-        <version>1.6.3-SNAPSHOT</version>
+        <version>1.6.3</version>
     </parent>
 
     <artifactId>mind-map-swing-panel</artifactId>
diff --git a/mind-map/nb-mind-map/pom.xml b/mind-map/nb-mind-map/pom.xml
index 1d705f37..2a4a51d2 100644
--- a/mind-map/nb-mind-map/pom.xml
+++ b/mind-map/nb-mind-map/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.igormaznitsa</groupId>
         <artifactId>mind-map</artifactId>
-        <version>1.6.3-SNAPSHOT</version>
+        <version>1.6.3</version>
     </parent>
 
     <artifactId>nb-mind-map</artifactId>
diff --git a/mind-map/pom.xml b/mind-map/pom.xml
index 4f440dba..0e082888 100644
--- a/mind-map/pom.xml
+++ b/mind-map/pom.xml
@@ -4,7 +4,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.igormaznitsa</groupId>
     <artifactId>mind-map</artifactId>
-    <version>1.6.3-SNAPSHOT</version>
+    <version>1.6.3</version>
     <packaging>pom</packaging>
 
     <inceptionYear>2015</inceptionYear>
@@ -147,7 +147,7 @@
             <dependency>
                 <groupId>com.formdev</groupId>
                 <artifactId>flatlaf</artifactId>
-                <version>3.1</version>
+                <version>3.1.1</version>
             </dependency>
             <dependency>
                 <groupId>com.formdev</groupId>
@@ -223,7 +223,7 @@
             <dependency>
                 <groupId>org.mockito</groupId>
                 <artifactId>mockito-core</artifactId>
-                <version>5.1.1</version>
+                <version>5.3.1</version>
                 <scope>test</scope>
             </dependency>
         </dependencies>
diff --git a/mind-map/scia-reto-win-launcher/pom.xml b/mind-map/scia-reto-win-launcher/pom.xml
index 19ddbff6..8a503c87 100644
--- a/mind-map/scia-reto-win-launcher/pom.xml
+++ b/mind-map/scia-reto-win-launcher/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.igormaznitsa</groupId>
         <artifactId>mind-map</artifactId>
-        <version>1.6.3-SNAPSHOT</version>
+        <version>1.6.3</version>
     </parent>
 
     <artifactId>scia-reto-win-launcher</artifactId>
diff --git a/mind-map/scia-reto/pom.xml b/mind-map/scia-reto/pom.xml
index c116af5f..d4daca38 100644
--- a/mind-map/scia-reto/pom.xml
+++ b/mind-map/scia-reto/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.igormaznitsa</groupId>
     <artifactId>mind-map</artifactId>
-    <version>1.6.3-SNAPSHOT</version>
+    <version>1.6.3</version>
   </parent>
 
   <artifactId>scia-reto</artifactId>
diff --git a/mind-map/scia-reto/src/main/java/com/igormaznitsa/sciareto/SciaRetoStarter.java b/mind-map/scia-reto/src/main/java/com/igormaznitsa/sciareto/SciaRetoStarter.java
index e654c405..8d3454b3 100644
--- a/mind-map/scia-reto/src/main/java/com/igormaznitsa/sciareto/SciaRetoStarter.java
+++ b/mind-map/scia-reto/src/main/java/com/igormaznitsa/sciareto/SciaRetoStarter.java
@@ -136,7 +136,7 @@ public class SciaRetoStarter {
   public static final String APP_TITLE = "Scia Reto";
   public static final Image APP_ICON = UiUtils.loadIcon("logo256x256.png");
   public static final long UPSTART = currentTimeMillis();
-  public static final Version IDE_VERSION = new Version("sciareto", new long[] {1L, 6L, 2L}, null);
+  public static final Version IDE_VERSION = new Version("sciareto", new long[] {1L, 6L, 3L}, null);
   public static final String PROPERTY_LOOKANDFEEL = "selected.look.and.feel"; //NOI18N
   public static final String PROPERTY_SCALE_GUI = "general.gui.scale"; //NOI18N
   //NOI18N