diff --git a/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/AddSourceActivity.kt b/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/AddSourceActivity.kt
index 0c7093c..3cec99e 100644
--- a/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/AddSourceActivity.kt
+++ b/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/AddSourceActivity.kt
@@ -9,7 +9,7 @@ import androidx.constraintlayout.widget.ConstraintLayout
 import bou.amine.apps.readerforselfossv2.android.databinding.ActivityAddSourceBinding
 import bou.amine.apps.readerforselfossv2.android.themes.AppColors
 import bou.amine.apps.readerforselfossv2.android.themes.Toppings
-import bou.amine.apps.readerforselfossv2.android.utils.isBaseUrlValid
+import bou.amine.apps.readerforselfossv2.android.utils.isBaseUrlInvalid
 import bou.amine.apps.readerforselfossv2.model.NetworkUnavailableException
 import bou.amine.apps.readerforselfossv2.repository.Repository
 import bou.amine.apps.readerforselfossv2.service.AppSettingsService
@@ -84,7 +84,7 @@ class AddSourceActivity : AppCompatActivity(), DIAware {
         super.onResume()
 
         val baseUrl = appSettingsService.getBaseUrl()
-        if (baseUrl.isEmpty() || !baseUrl.isBaseUrlValid(this@AddSourceActivity)) {
+        if (baseUrl.isEmpty() || baseUrl.isBaseUrlInvalid(this@AddSourceActivity)) {
             mustLoginToAddSource()
         } else {
             handleSpoutsSpinner(binding.spoutsSpinner, binding.progress, binding.formContainer)
diff --git a/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/LoginActivity.kt b/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/LoginActivity.kt
index c7883b6..be92dd2 100644
--- a/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/LoginActivity.kt
+++ b/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/LoginActivity.kt
@@ -14,7 +14,7 @@ import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.app.AppCompatActivity
 import bou.amine.apps.readerforselfossv2.android.databinding.ActivityLoginBinding
 import bou.amine.apps.readerforselfossv2.android.themes.AppColors
-import bou.amine.apps.readerforselfossv2.android.utils.isBaseUrlValid
+import bou.amine.apps.readerforselfossv2.android.utils.isBaseUrlInvalid
 import bou.amine.apps.readerforselfossv2.repository.Repository
 import bou.amine.apps.readerforselfossv2.service.AppSettingsService
 import com.mikepenz.aboutlibraries.LibsBuilder
@@ -122,7 +122,7 @@ class LoginActivity : AppCompatActivity(), DIAware {
         var cancel = false
         var focusView: View? = null
 
-        if (!url.isBaseUrlValid(this@LoginActivity)) {
+        if (url.isBaseUrlInvalid(this@LoginActivity)) {
             binding.urlView.error = getString(R.string.login_url_problem)
             focusView = binding.urlView
             cancel = true
diff --git a/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/fragments/ArticleFragment.kt b/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/fragments/ArticleFragment.kt
index f50786a..7e24dea 100644
--- a/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/fragments/ArticleFragment.kt
+++ b/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/fragments/ArticleFragment.kt
@@ -268,8 +268,8 @@ class ArticleFragment : Fragment(), DIAware {
 
     private fun getContentFromMercury(customTabsIntent: CustomTabsIntent) {
         if (repository.isNetworkAvailable()) {
-        binding.progressBar.visibility = View.VISIBLE
-        val parser = MercuryApi()
+            binding.progressBar.visibility = View.VISIBLE
+            val parser = MercuryApi()
 
             parser.parseUrl(url).enqueue(
                 object : Callback<ParsedContent> {
diff --git a/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/utils/LinksUtils.kt b/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/utils/LinksUtils.kt
index 1fc608a..600864b 100644
--- a/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/utils/LinksUtils.kt
+++ b/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/utils/LinksUtils.kt
@@ -163,7 +163,7 @@ private fun openInBrowser(linkDecoded: String, app: Activity) {
 fun String.isUrlValid(): Boolean =
     this.toHttpUrlOrNull() != null && Patterns.WEB_URL.matcher(this).matches()
 
-fun String.isBaseUrlValid(ctx: Context): Boolean {
+fun String.isBaseUrlInvalid(ctx: Context): Boolean {
     val baseUrl = this.toHttpUrlOrNull()
     var existsAndEndsWithSlash = false
     if (baseUrl != null) {
@@ -171,7 +171,7 @@ fun String.isBaseUrlValid(ctx: Context): Boolean {
         existsAndEndsWithSlash = "" == pathSegments[pathSegments.size - 1]
     }
 
-    return Patterns.WEB_URL.matcher(this).matches() && existsAndEndsWithSlash
+    return !(Patterns.WEB_URL.matcher(this).matches() && existsAndEndsWithSlash)
 }
 
 fun Context.openInBrowserAsNewTask(i: SelfossModel.Item) {