diff --git a/docs/readthedocs/source/doc/UserGuide/develop.md b/docs/readthedocs/source/doc/UserGuide/develop.md
index c2133b24..7ebcf187 100644
--- a/docs/readthedocs/source/doc/UserGuide/develop.md
+++ b/docs/readthedocs/source/doc/UserGuide/develop.md
@@ -20,9 +20,9 @@ To generate a new [whl](https://pythonwheels.com/) package for pip install, you
 ```bash
 cd BigDL/python/dev
 bash release_default_linux_spark246.sh default false false false  # build on Spark 2.4.6 for linux
-# Use release_default_linux_spark312.sh to build on Spark 3.1.2 for linux
+# Use release_default_linux_spark313.sh to build on Spark 3.1.3 for linux
 # Use release_default_mac_spark246.sh to build on Spark 2.4.6 for mac
-# Use release_default_mac_spark312.sh to build on Spark 3.1.2 for mac
+# Use release_default_mac_spark313.sh to build on Spark 3.1.3 for mac
 ```
 
 **Arguments:**