diff --git a/seahub/settings.py b/seahub/settings.py
index 12aeaed441..8b02787cb8 100644
--- a/seahub/settings.py
+++ b/seahub/settings.py
@@ -1197,6 +1197,8 @@ SEAFILE_AI_SERVER_URL = os.environ.get('SEAFILE_AI_SERVER_URL', '') or SEAFILE_A
 
 SEAFEVENTS_SERVER_URL = 'http://127.0.0.1:8889'
 
+IS_PRO_VERSION = os.environ.get('IS_PRO_VERSION', 'false') == 'true'
+
 CONSTANCE_ENABLED = ENABLE_SETTINGS_VIA_WEB
 CONSTANCE_CONFIG = {
     'DISABLE_SYNC_WITH_ANY_FOLDER': (DISABLE_SYNC_WITH_ANY_FOLDER, ''),
diff --git a/seahub/utils/__init__.py b/seahub/utils/__init__.py
index a3c2ee050c..eed6da4361 100644
--- a/seahub/utils/__init__.py
+++ b/seahub/utils/__init__.py
@@ -77,16 +77,8 @@ else:
     seafevents_api = RPCProxy()
 
 def is_pro_version():
-    if seahub.settings.DEBUG:
-        if hasattr(seahub.settings, 'IS_PRO_VERSION') \
-            and seahub.settings.IS_PRO_VERSION:
-            return True
-
-    try:
-        return bool(seafevents_api.is_pro())
-    except AttributeError:
-        return False
-
+    return getattr(seahub.settings, 'IS_PRO_VERSION', False) is True
+    
 def is_cluster_mode():
     cfg = configparser.ConfigParser()
     if 'SEAFILE_CENTRAL_CONF_DIR' in os.environ: