diff --git a/doc/paddle/api/gen_doc.sh b/doc/paddle/api/gen_doc.sh
index 3f8895de66d87e5831e91e166ab24c08349cb7c8..ad147e5fc8714e6170adcf8548549906f8ee5be3 100644
--- a/doc/paddle/api/gen_doc.sh
+++ b/doc/paddle/api/gen_doc.sh
@@ -1,2 +1,2 @@
 #!/bin/bash
-python gen_doc.py
+python3 gen_doc.py
diff --git a/doc/paddle/api/index_cn.rst b/doc/paddle/api/index_cn.rst
new file mode 100644
index 0000000000000000000000000000000000000000..8deadd1db4788ada0e892ca6ee8377afbde11726
--- /dev/null
+++ b/doc/paddle/api/index_cn.rst
@@ -0,0 +1,3 @@
+==================
+API REFERENCE
+==================
diff --git a/doc/paddle/api/index_en.rst b/doc/paddle/api/index_en.rst
new file mode 100644
index 0000000000000000000000000000000000000000..8deadd1db4788ada0e892ca6ee8377afbde11726
--- /dev/null
+++ b/doc/paddle/api/index_en.rst
@@ -0,0 +1,3 @@
+==================
+API REFERENCE
+==================
diff --git a/doc/paddle/index_cn.rst b/doc/paddle/index_cn.rst
index 9241825ba1aade26582dc728f5978444c4989fd8..dbe4463b9037ea3c08c5c0079abf2234abccb1dc 100644
--- a/doc/paddle/index_cn.rst
+++ b/doc/paddle/index_cn.rst
@@ -13,5 +13,5 @@
     install/index_cn.rst
     beginners_guide/index_cn.rst
     advanced_guide/index_cn.rst
-    api_cn/index_cn.rst
+    api/index_cn.rst
     release_note_cn.md