diff --git a/backend/ota_publish.py b/backend/ota_publish.py
index 8d89ec6..577842b 100644
--- a/backend/ota_publish.py
+++ b/backend/ota_publish.py
@@ -7,6 +7,7 @@ import paramiko
 
 from backend.android_tools import find_apks
 from backend.projects_registry import find_project_by_workspace
+from backend.pubspec_tools import read_pubspec_version
 from backend.runtime_logs import add_log
 
 
@@ -14,6 +15,17 @@ def _safe_name(value: str) -> str:
     return value.strip().replace('/', '-').replace(' ', '-').lower()
 
 
+def _apply_pubspec_version(settings: dict, workspace: str) -> dict:
+    synced = dict(settings)
+    pubspec = read_pubspec_version(workspace)
+
+    if pubspec:
+        synced['version'] = pubspec.get('version') or synced.get('version')
+        synced['build'] = pubspec.get('build') or synced.get('build')
+
+    return synced
+
+
 def _latest_json(settings: dict) -> dict:
     notes_raw = settings.get('notes') or ''
     notes = [line.strip() for line in notes_raw.splitlines() if line.strip()]
@@ -53,7 +65,7 @@ def publish_project_ota(workspace: str) -> dict:
     if not project:
         return {'success': False, 'message': 'Project not found in registry'}
 
-    settings = project.get('ota') or {}
+    settings = _apply_pubspec_version(project.get('ota') or {}, workspace)
     if not settings.get('enabled'):
         return {'success': False, 'message': 'OTA publish disabled'}
 
@@ -82,6 +94,7 @@ def publish_project_ota(workspace: str) -> dict:
     apk_path = apks[0]
 
     add_log(f'OTA publish started: {project.get("name")} -> {host}:{remote_path}')
+    add_log(f'OTA version synced from pubspec: {version}+{build}')
 
     transport = paramiko.Transport((host, int(settings.get('sftp_port') or 22)))
     try: