diff --git a/asposepdfcloud/configuration.py b/asposepdfcloud/configuration.py
index 37fb585..adcbcdb 100644
--- a/asposepdfcloud/configuration.py
+++ b/asposepdfcloud/configuration.py
@@ -99,7 +99,7 @@ def __init__(self):
         # Proxy URL
         self.proxy = None
         # Safe chars for path_param
-        self.safe_chars_for_path_param = ''
+        self.safe_chars_for_path_param = '/'
 
     @property
     def logger_file(self):