diff --git a/library/ui-styles/src/debug/java/im/vector/lib/ui/styles/debug/DebugMaterialThemeActivity.kt b/library/ui-styles/src/debug/java/im/vector/lib/ui/styles/debug/DebugMaterialThemeActivity.kt
index 675edde4f2..f25303c17c 100644
--- a/library/ui-styles/src/debug/java/im/vector/lib/ui/styles/debug/DebugMaterialThemeActivity.kt
+++ b/library/ui-styles/src/debug/java/im/vector/lib/ui/styles/debug/DebugMaterialThemeActivity.kt
@@ -50,14 +50,11 @@ abstract class DebugMaterialThemeActivity : AppCompatActivity() {
         }
 
         views.debugShowDialog.setOnClickListener {
-            MaterialAlertDialogBuilder(this)
-                    .setTitle("Dialog title")
-                    .setMessage("Dialog content")
-                    .setIcon(R.drawable.ic_debug_icon)
-                    .setPositiveButton("Positive", null)
-                    .setNegativeButton("Negative", null)
-                    .setNeutralButton("Neutral", null)
-                    .show()
+            showTestDialog(false)
+        }
+
+        views.debugShowDialogDestructive.setOnClickListener {
+            showTestDialog(true)
         }
 
         views.debugShowBottomSheet.setOnClickListener {
@@ -65,6 +62,17 @@ abstract class DebugMaterialThemeActivity : AppCompatActivity() {
         }
     }
 
+    private fun showTestDialog(destructive: Boolean) {
+        MaterialAlertDialogBuilder(this, if (destructive) R.style.ThemeOverlay_Vector_MaterialAlertDialog_Destructive else 0)
+                .setTitle("Dialog title")
+                .setMessage("Dialog content")
+                .setIcon(R.drawable.ic_debug_icon)
+                .setPositiveButton("Positive", null)
+                .setNegativeButton("Negative", null)
+                .setNeutralButton("Neutral", null)
+                .show()
+    }
+
     override fun onCreateOptionsMenu(menu: Menu): Boolean {
         menuInflater.inflate(R.menu.menu_debug, menu)
         return true
diff --git a/library/ui-styles/src/debug/res/layout/activity_debug_material_theme.xml b/library/ui-styles/src/debug/res/layout/activity_debug_material_theme.xml
index 7df0facb12..356bf9aaf0 100644
--- a/library/ui-styles/src/debug/res/layout/activity_debug_material_theme.xml
+++ b/library/ui-styles/src/debug/res/layout/activity_debug_material_theme.xml
@@ -452,6 +452,13 @@
                     android:layout_gravity="center_horizontal"
                     android:text="Show Dialog" />
 
+                <Button
+                    android:id="@+id/debugShowDialogDestructive"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_gravity="center_horizontal"
+                    android:text="Show Dialog Destructive" />
+
                 <Button
                     android:id="@+id/debugShowBottomSheet"
                     android:layout_width="wrap_content"
diff --git a/library/ui-styles/src/main/res/values/styles_alert_dialog.xml b/library/ui-styles/src/main/res/values/styles_alert_dialog.xml
index 283a1ab1ca..e4ef58ffcb 100644
--- a/library/ui-styles/src/main/res/values/styles_alert_dialog.xml
+++ b/library/ui-styles/src/main/res/values/styles_alert_dialog.xml
@@ -1,28 +1,15 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
 
-    <style name="AlertDialog.Vector.Light" parent="ThemeOverlay.MaterialComponents.MaterialAlertDialog">
-        <item name="colorPrimary">@color/palette_element_green</item>
-        <item name="colorSecondary">@color/palette_element_green</item>
-        <item name="colorSurface">@color/element_system_light</item>
-        <item name="colorOnSurface">@color/element_content_primary_light</item>
-        <item name="colorError">@color/element_alert_light</item>
-        <!--item name="alertDialogStyle">@style/MaterialAlertDialog.App</item>
-        <item name="materialAlertDialogTitleTextStyle">@style/MaterialAlertDialog.App.Title.Text</item>
-        <item name="buttonBarPositiveButtonStyle">@style/Widget.App.Button</item>
-        <item name="buttonBarNeutralButtonStyle">@style/Widget.App.Button</item-->
+    <style name="ThemeOverlay.Vector.MaterialAlertDialog" parent="ThemeOverlay.MaterialComponents.MaterialAlertDialog" />
+
+    <style name="ThemeOverlay.Vector.MaterialAlertDialog.Destructive">
+        <item name="buttonBarPositiveButtonStyle">@style/Widget.Vector.Button.TextButton.Dialog.Destructive</item>
     </style>
 
-    <style name="AlertDialog.Vector.Dark" parent="ThemeOverlay.MaterialComponents.MaterialAlertDialog">
-        <item name="colorPrimary">@color/palette_element_green</item>
-        <item name="colorSecondary">@color/palette_element_green</item>
-        <item name="colorSurface">@color/element_system_dark</item>
-        <item name="colorOnSurface">@color/element_content_primary_dark</item>
-        <item name="colorError">@color/element_alert_dark</item>
-        <!--item name="alertDialogStyle">@style/MaterialAlertDialog.App</item>
-        <item name="materialAlertDialogTitleTextStyle">@style/MaterialAlertDialog.App.Title.Text</item>
-        <item name="buttonBarPositiveButtonStyle">@style/Widget.App.Button</item>
-        <item name="buttonBarNeutralButtonStyle">@style/Widget.App.Button</item-->
-    </style>
+    <style name="Widget.Vector.Button.TextButton.Dialog" parent="Widget.MaterialComponents.Button.TextButton.Dialog" />
 
+    <style name="Widget.Vector.Button.TextButton.Dialog.Destructive">
+        <item name="materialThemeOverlay">@style/VectorMaterialThemeOverlayDestructive</item>
+    </style>
 </resources>
\ No newline at end of file
diff --git a/library/ui-styles/src/main/res/values/theme_dark.xml b/library/ui-styles/src/main/res/values/theme_dark.xml
index b9965439ff..dbbdb8eecd 100644
--- a/library/ui-styles/src/main/res/values/theme_dark.xml
+++ b/library/ui-styles/src/main/res/values/theme_dark.xml
@@ -76,7 +76,7 @@
         <item name="android:textViewStyle">@style/Widget.Vector.TextView.Body</item>
         <item name="materialButtonStyle">@style/Widget.Vector.Button</item>
         <item name="toolbarStyle">@style/Widget.Vector.Toolbar</item>
-        <item name="materialAlertDialogTheme">@style/AlertDialog.Vector.Dark</item>
+        <item name="materialAlertDialogTheme">@style/ThemeOverlay.Vector.MaterialAlertDialog</item>
         <item name="bottomNavigationStyle">@style/BottomNavigation.Vector</item>
         <item name="searchViewStyle">@style/Widget.Vector.SearchView</item>
         <item name="textInputStyle">@style/Widget.Vector.TextInputLayout</item>
diff --git a/library/ui-styles/src/main/res/values/theme_light.xml b/library/ui-styles/src/main/res/values/theme_light.xml
index 531f590b6c..6cff9724aa 100644
--- a/library/ui-styles/src/main/res/values/theme_light.xml
+++ b/library/ui-styles/src/main/res/values/theme_light.xml
@@ -76,7 +76,7 @@
         <item name="android:textViewStyle">@style/Widget.Vector.TextView.Body</item>
         <item name="materialButtonStyle">@style/Widget.Vector.Button</item>
         <item name="toolbarStyle">@style/Widget.Vector.Toolbar</item>
-        <item name="materialAlertDialogTheme">@style/AlertDialog.Vector.Light</item>
+        <item name="materialAlertDialogTheme">@style/ThemeOverlay.Vector.MaterialAlertDialog</item>
         <item name="bottomNavigationStyle">@style/BottomNavigation.Vector</item>
         <item name="searchViewStyle">@style/Widget.Vector.SearchView</item>
         <item name="textInputStyle">@style/Widget.Vector.TextInputLayout</item>