diff --git a/app/build.gradle b/app/build.gradle
index 5a4a9040..38232886 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -10,8 +10,8 @@ apply plugin: 'com.google.gms.google-services'
 
 android {
 
-    def appVersionCode = 374
-    def appVersionName = '1.33.03'
+    def appVersionCode = 375
+    def appVersionName = '1.33.04'
 
     signingConfigs {
         release {
diff --git a/app/src/main/java/it/integry/integrywmsnative/core/rest/RESTBuilder.java b/app/src/main/java/it/integry/integrywmsnative/core/rest/RESTBuilder.java
index 6f5aee50..87245d05 100644
--- a/app/src/main/java/it/integry/integrywmsnative/core/rest/RESTBuilder.java
+++ b/app/src/main/java/it/integry/integrywmsnative/core/rest/RESTBuilder.java
@@ -63,7 +63,7 @@ public class RESTBuilder {
 
         OkHttpClient client = clientBuilder.build();
 
-        String endpoint = protocol + "://" + host + ":" + port + "/" + (addEmsApi ? "ems-api/" : "");
+        String endpoint = protocol + "://" + host + (port > 0 ? ":" + port : "") + "/" + (addEmsApi ? "ems-api/" : "");
 
 
         Gson gson = new GsonBuilder()
diff --git a/app/src/main/java/it/integry/integrywmsnative/core/update/UpdatesManager.java b/app/src/main/java/it/integry/integrywmsnative/core/update/UpdatesManager.java
index 4c45c273..6502888d 100644
--- a/app/src/main/java/it/integry/integrywmsnative/core/update/UpdatesManager.java
+++ b/app/src/main/java/it/integry/integrywmsnative/core/update/UpdatesManager.java
@@ -27,9 +27,11 @@ public class UpdatesManager {
     public void init(AppCompatActivity activityContext) {
         this.mContext = activityContext;
 
+        final String baseEndpoint = SettingsManager.i().getServer().getProtocol() + "://" + SettingsManager.i().getServer().getHost() +
+                (SettingsManager.i().getServer().getPort() > 0 ? ":" + SettingsManager.i().getServer().getPort() : "");
 
-        String currentVersionUrl = SettingsManager.i().getServer().getProtocol() + "://" + SettingsManager.i().getServer().getHost() + ":" + SettingsManager.i().getServer().getPort() + "/ems-api/wms/currentVersion";
-        String currentDownloadUrl = SettingsManager.i().getServer().getProtocol() + "://" + SettingsManager.i().getServer().getHost() + ":" + SettingsManager.i().getServer().getPort() + "/ems-api/wms/android-release.apk";
+        final String currentVersionUrl = baseEndpoint + "/ems-api/wms/currentVersion";
+        final String currentDownloadUrl = baseEndpoint + "/ems-api/wms/android-release.apk";
 
 
         AppUpdater appUpdater = new AppUpdater(mContext)
diff --git a/app/src/main/java/it/integry/integrywmsnative/core/utility/UtilityServer.java b/app/src/main/java/it/integry/integrywmsnative/core/utility/UtilityServer.java
index 63b09593..7268542c 100644
--- a/app/src/main/java/it/integry/integrywmsnative/core/utility/UtilityServer.java
+++ b/app/src/main/java/it/integry/integrywmsnative/core/utility/UtilityServer.java
@@ -41,9 +41,15 @@ public class UtilityServer {
     public static void isEmsApiAvailable(final String protocol, final String serverAddress, final int serverTCPport, final Runnable onComplete, final RunnableArgs<Exception> onFailed) {
         new Thread(() -> {
 
+            String url = null;
+
+            if(serverTCPport > 0)
+                url = String.format("%s://%s:%d/ems-api/system/ok", protocol, serverAddress, serverTCPport);
+            else
+                url = String.format("%s://%s/ems-api/system/ok", protocol, serverAddress);
 
             Request request = new Request.Builder()
-                    .url(String.format("%s://%s:%d/ems-api/system/ok", protocol, serverAddress, serverTCPport))
+                    .url(url)
                     .build();
 
             try {
diff --git a/app/src/main/java/it/integry/integrywmsnative/gest/settings/MainSettingsFragment.java b/app/src/main/java/it/integry/integrywmsnative/gest/settings/MainSettingsFragment.java
index cd3acf7c..5c535d24 100644
--- a/app/src/main/java/it/integry/integrywmsnative/gest/settings/MainSettingsFragment.java
+++ b/app/src/main/java/it/integry/integrywmsnative/gest/settings/MainSettingsFragment.java
@@ -47,10 +47,13 @@ public class MainSettingsFragment extends PreferenceFragmentCompat implements IT
 
     @Inject
     public AppContext appContext;
+
     @Inject
     public SystemRESTConsumer systemRESTConsumer;
+
     @Inject
     public DialogProgressView mCurrentProgress;
+
     @Inject
     public ExecutorService executorService;
 
diff --git a/build.gradle b/build.gradle
index 18f81ef8..ebcfc40b 100644
--- a/build.gradle
+++ b/build.gradle
@@ -3,7 +3,7 @@
 buildscript {
     ext {
         kotlin_version = '1.8.0'
-        agp_version = '8.0.0'
+        agp_version = '8.0.1'
     }
 
     repositories {