diff --git a/pyimage_ui/actions.py b/pyimage_ui/actions.py
index 213c66b..c359305 100644
--- a/pyimage_ui/actions.py
+++ b/pyimage_ui/actions.py
@@ -35,12 +35,24 @@ class Actions:
 
         full_backup_exists = False
         if self.app.destination_path and os.path.isdir(self.app.destination_path):
-            system_backups = self.app.backup_manager.list_system_backups(
-                self.app.destination_path)
-            for backup in system_backups:
-                if backup.get('backup_type_base') == 'Full':
-                    full_backup_exists = True
-                    break
+            pybackup_dir = os.path.join(self.app.destination_path, "pybackup")
+            encrypted_container = os.path.join(pybackup_dir, "pybackup_encrypted.luks")
+
+            if os.path.exists(encrypted_container):
+                # If an encrypted container exists, we check for any directory inside the pybackup folder.
+                # The presence of any item other than the .luks file and its .txt info file suggests a backup has been made.
+                if os.path.isdir(pybackup_dir):
+                    for item in os.listdir(pybackup_dir):
+                        if not item.endswith(('.luks', '.txt')) and os.path.isdir(os.path.join(pybackup_dir, item)):
+                            full_backup_exists = True
+                            break
+            else:
+                # For non-encrypted backups, check for a directory that represents a full backup.
+                system_backups = self.app.backup_manager.list_system_backups(pybackup_dir)
+                for backup in system_backups:
+                    if backup.get('backup_type_base') == 'Full':
+                        full_backup_exists = True
+                        break
 
         if full_backup_exists:
             self._set_backup_type("incremental")