diff --git a/app/src/main/java/com/owncloud/android/ui/dialog/IndeterminateProgressDialog.kt b/app/src/main/java/com/owncloud/android/ui/dialog/IndeterminateProgressDialog.kt
index 5b4a996e8c7c..97af3f793580 100644
--- a/app/src/main/java/com/owncloud/android/ui/dialog/IndeterminateProgressDialog.kt
+++ b/app/src/main/java/com/owncloud/android/ui/dialog/IndeterminateProgressDialog.kt
@@ -1,24 +1,21 @@
 /*
  * Nextcloud - Android Client
  *
- * SPDX-FileCopyrightText: 2023 Alper Ozturk <alper.ozturk@nextcloud.com>
+ * SPDX-FileCopyrightText: 2026 Alper Ozturk <alper.ozturk@nextcloud.com>
  * SPDX-FileCopyrightText: 2015 David A. Velasco <dvelasco@solidgear.es>
  * SPDX-FileCopyrightText: 2015 ownCloud Inc.
  * SPDX-License-Identifier: GPL-2.0-only AND (AGPL-3.0-or-later OR GPL-2.0-only)
  */
-@file:Suppress("DEPRECATION")
 
 package com.owncloud.android.ui.dialog
 
 import android.app.Dialog
-import android.app.ProgressDialog
-import android.content.DialogInterface
 import android.os.Bundle
-import android.view.KeyEvent
-import android.widget.ProgressBar
 import androidx.fragment.app.DialogFragment
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import com.nextcloud.client.di.Injectable
 import com.owncloud.android.R
+import com.owncloud.android.databinding.LoadingDialogBinding
 import com.owncloud.android.utils.theme.ViewThemeUtils
 import javax.inject.Inject
 
@@ -26,58 +23,42 @@ class IndeterminateProgressDialog :
     DialogFragment(),
     Injectable {
 
-    @JvmField
     @Inject
-    var viewThemeUtils: ViewThemeUtils? = null
+    lateinit var viewThemeUtils: ViewThemeUtils
 
-    /**
-     * {@inheritDoc}
-     */
     override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
-        // / create indeterminate progress dialog
-        val progressDialog = ProgressDialog(requireActivity(), R.style.ProgressDialogTheme)
-        progressDialog.isIndeterminate = true
-        progressDialog.setOnShowListener {
-            val v = progressDialog.findViewById<ProgressBar>(android.R.id.progress)
-            viewThemeUtils?.platform?.tintDrawable(requireContext(), v.indeterminateDrawable)
-        }
+        val cancelable = requireArguments().getBoolean(ARG_CANCELABLE, false)
+        isCancelable = cancelable
 
-        // / set message
         val messageId = requireArguments().getInt(ARG_MESSAGE_ID, R.string.placeholder_sentence)
-        progressDialog.setMessage(getString(messageId))
 
-        // / set cancellation behavior
-        val cancelable = requireArguments().getBoolean(ARG_CANCELABLE, false)
-        if (!cancelable) {
-            progressDialog.setCancelable(false)
-            // disable the back button
-            val keyListener =
-                DialogInterface.OnKeyListener { _, keyCode, _ -> keyCode == KeyEvent.KEYCODE_BACK }
-            progressDialog.setOnKeyListener(keyListener)
+        val binding = LoadingDialogBinding.inflate(layoutInflater).apply {
+            loadingText.setText(messageId)
+            loadingBar.indeterminateDrawable?.let { drawable ->
+                viewThemeUtils.platform.tintDrawable(requireContext(), drawable)
+            }
         }
-        return progressDialog
+
+        val builder = MaterialAlertDialogBuilder(requireContext())
+            .setView(binding.root)
+            .setCancelable(cancelable)
+
+        viewThemeUtils.dialog.colorMaterialAlertDialogBackground(requireContext(), builder)
+
+        return builder.create()
     }
 
     companion object {
-        private val ARG_MESSAGE_ID = IndeterminateProgressDialog::class.java.canonicalName?.plus(".ARG_MESSAGE_ID")
-        private val ARG_CANCELABLE = IndeterminateProgressDialog::class.java.canonicalName?.plus(".ARG_CANCELABLE")
+        private const val ARG_MESSAGE_ID = "message_id"
+        private const val ARG_CANCELABLE = "cancelable"
 
-        /**
-         * Public factory method to get dialog instances.
-         *
-         * @param messageId     Resource id for a message to show in the dialog.
-         * @param cancelable    If 'true', the dialog can be cancelled by the user input (BACK button, touch outside...)
-         * @return New dialog instance, ready to show.
-         */
         @JvmStatic
-        fun newInstance(messageId: Int, cancelable: Boolean): IndeterminateProgressDialog {
-            val fragment = IndeterminateProgressDialog()
-            fragment.setStyle(STYLE_NO_FRAME, R.style.ownCloud_AlertDialog)
-            val args = Bundle()
-            args.putInt(ARG_MESSAGE_ID, messageId)
-            args.putBoolean(ARG_CANCELABLE, cancelable)
-            fragment.arguments = args
-            return fragment
-        }
+        fun newInstance(messageId: Int, cancelable: Boolean): IndeterminateProgressDialog =
+            IndeterminateProgressDialog().apply {
+                arguments = Bundle().apply {
+                    putInt(ARG_MESSAGE_ID, messageId)
+                    putBoolean(ARG_CANCELABLE, cancelable)
+                }
+            }
     }
 }
diff --git a/app/src/main/res/drawable/process_dialog_background.xml b/app/src/main/res/drawable/process_dialog_background.xml
deleted file mode 100644
index 56a0d0fa670b..000000000000
--- a/app/src/main/res/drawable/process_dialog_background.xml
+++ /dev/null
@@ -1,17 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-  ~ Nextcloud - Android Client
-  ~
-  ~ SPDX-FileCopyrightText: 2015-2024 Andy Scherzinger <info@andy-scherzinger.de>
-  ~ SPDX-License-Identifier: AGPL-3.0-or-later OR GPL-2.0-only
--->
-<shape xmlns:android="http://schemas.android.com/apk/res/android">
-    <solid android:color="@color/process_dialog_background"/>
-    <padding
-        android:left="@dimen/standard_padding"
-        android:top="4dp"
-        android:right="@dimen/standard_padding"
-        android:bottom="4dp"/>
-    <corners
-        android:radius="2dp"/>
-</shape>
\ No newline at end of file
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index aded2c0b3577..35de9f1d6ed2 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -61,7 +61,6 @@
     <color name="task_container">#F4F4F4</color>
     <color name="icon_on_nc_grey">#000000</color>
     <color name="foreground_highlight">#1D1B1E</color>
-    <color name="process_dialog_background">#ffffff</color>
     <color name="indicator_dot_selected">#ffffff</color>
     <color name="drawer_shadow">#000000</color>
     <color name="online">#2D7B41</color>
diff --git a/app/src/main/res/values/styles.xml b/app/src/main/res/values/styles.xml
index 51a22e01a523..7e1c9e8608c7 100644
--- a/app/src/main/res/values/styles.xml
+++ b/app/src/main/res/values/styles.xml
@@ -151,14 +151,6 @@
         <item name="textInputStyle">@style/Widget.App.TextInputLayout</item>
     </style>
 
-    <style name="ProgressDialogTheme" parent="ownCloud.Dialog">
-        <item name="colorAccent">@color/color_accent</item>
-        <item name="android:textColor">@color/login_text_color</item>
-        <item name="android:windowFrame">@color/transparent</item>
-        <item name="android:windowBackground">@color/transparent</item>
-        <item name="android:windowTitleBackgroundStyle">@drawable/process_dialog_background</item>
-    </style>
-
     <style name="ownCloud.SearchView" parent="Widget.AppCompat.SearchView">
         <!-- Close button icon -->
         <item name="closeIcon">@drawable/ic_close</item>