diff --git a/pom.xml b/pom.xml
index 104a0b0..fd25a21 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>loper</groupId>
     <artifactId>LogiLedus</artifactId>
-    <version>1.3-SNAPSHOT</version>
+    <version>1.2-SNAPSHOT</version>
 
     <!-- <url></url> -->
     <description>
diff --git a/src/main/java/logiledus/MainFx.java b/src/main/java/logiledus/MainFx.java
index e0833f6..796454e 100644
--- a/src/main/java/logiledus/MainFx.java
+++ b/src/main/java/logiledus/MainFx.java
@@ -16,7 +16,7 @@ import java.util.Locale;
 import java.util.ResourceBundle;
 
 public class MainFx extends Application {
-    public static final String appVersion = "v1.3";
+    public static final String appVersion = "v1.2";
 
     private static boolean traySupport = true;
 
diff --git a/src/main/java/logiledus/USB/EffectsThread.java b/src/main/java/logiledus/USB/EffectsThread.java
index 8a5baf8..507af06 100644
--- a/src/main/java/logiledus/USB/EffectsThread.java
+++ b/src/main/java/logiledus/USB/EffectsThread.java
@@ -9,7 +9,7 @@ public class EffectsThread extends LoThread {
 
     private byte[] command;
 
-    private byte[] commit = {
+    private static final byte[] commit = {
             0x11, (byte) 0xff, 0x03, 0x1c, 0x00, 0x00, 0x00, 0x00,    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
             0x00,        0x00, 0x00, 0x00
     };
@@ -55,7 +55,7 @@ public class EffectsThread extends LoThread {
         }
     }
     @Override
-    protected Void call() throws Exception {
+    protected Void call() {
         if (command == null)
             return null;