diff --git a/README.md b/README.md
index f9e9f94..963078d 100644
--- a/README.md
+++ b/README.md
@@ -12,8 +12,10 @@ In the repo, user could learn about:
 
 ## Get Started and Documentation
 
-- [Customized parser tutorial](./docs/Customized-Parser-Tutorial.rst).
-- [Transform tutorial](./docs/Transform-Tutorial.rst).
+- [Installation guide](./docs/Installation-Guide.rst)
+- [Customized parser tutorial](./docs/Customized-Parser-Tutorial.rst)
+- [Transform tutorial](./docs/Transform-Tutorial.rst)
+- [FreeForm2 language spec](./docs/FreeForm2-Language.rst)
 
 ## Contributing
 
diff --git a/docs/Customized-Parser-Tutorial.rst b/docs/Customized-Parser-Tutorial.rst
index da309be..72a5e9b 100644
--- a/docs/Customized-Parser-Tutorial.rst
+++ b/docs/Customized-Parser-Tutorial.rst
@@ -10,4 +10,4 @@ The basic methodology is to register custom parser to parser factory via reflect
 
 - See `Installation Guide <./Installation-Guide.rst>`__ for dependencies and your parser installation.
 
-- See `Transform tutorial <./Transform-tutorial.rst>`__ for how to use LightGBM integrated with your parser version.
+- See `Transform tutorial <./Transform-Tutorial.rst>`__ for how to use LightGBM integrated with your parser version.
diff --git a/docs/Transform-Tutorial.rst b/docs/Transform-Tutorial.rst
index 4a2e270..90e8e8c 100644
--- a/docs/Transform-Tutorial.rst
+++ b/docs/Transform-Tutorial.rst
@@ -1,7 +1,7 @@
 LightGBM Transform Tutorial
 ===========================
 
-The purpose of this document is to give you a tutorial on how to do transformation in LightGBM with `FreeForm2Parser <./examples/freeform2_parser.cpp>`__.
+The purpose of this document is to give you a tutorial on how to do transformation in LightGBM with `FreeForm2Parser <../examples/freeform2_parser.cpp>`__.
 
 Transformation is a process to convert data/feature from one format to another.
 Now we support two kinds of transformations in LightGBM:
@@ -42,7 +42,7 @@ Data preparation
 
     **Note**: transform value is the content of transform file.
     Transform file is not a supplement of raw features, but all used for training. Use "Linear" type if you want to keep the original ones.
-    See `FreeForm2 language spec <./FreeForm2-Language>`__ and learn more about the grammar.
+    See `FreeForm2 language spec <./FreeForm2-Language.rst>`__ and learn more about the grammar.
 
     **Note**: transformed feature index ranges from 0 to the maximum "Input" value given in transform file.
     By default, will pad 0 as feature value for missing indices within the range.