diff --git a/haas_lib_bundles/python/libraries/uln2003/README.md b/haas_lib_bundles/python/libraries/uln2003/README.md
index dc6100cd9354cbb4eaaa11e7baec87f88e2260e1..3dc4b53c441468035cbbdc5f682948ec1b3544c2 100644
--- a/haas_lib_bundles/python/libraries/uln2003/README.md
+++ b/haas_lib_bundles/python/libraries/uln2003/README.md
@@ -134,28 +134,28 @@ while 1:
         "type": "GPIO",
         "port": 19,
         "dir": "output",
-        "pull": "pullup"
+        "pull": "pushpull"
       },
 
       "uln2003_a_": {
         "type": "GPIO",
         "port": 27,
         "dir": "output",
-        "pull": "pullup"
+        "pull": "pushpull"
       },
 
       "uln2003_b": {
         "type": "GPIO",
         "port": 0,
         "dir": "output",
-        "pull": "pullup"
+        "pull": "pushpull"
       },
 
       "uln2003_b_": {
         "type": "GPIO",
         "port": 2,
         "dir": "output",
-        "pull": "pullup"
+        "pull": "pushpull"
       }
     },
     "debugLevel": "ERROR",