diff --git a/README.kr.rst b/README.kr.rst
index 877db99..4b01f70 100644
--- a/README.kr.rst
+++ b/README.kr.rst
@@ -30,7 +30,7 @@ tomotopy 란?
 
 더 자세한 정보는 https://bab2min.github.io/tomotopy/index.kr.html 에서 확인하시길 바랍니다.
 
-tomotopy의 가장 최신버전은 0.3.1 입니다.
+tomotopy의 가장 최신버전은 0.4.0 입니다.
 
 시작하기
 ---------------
diff --git a/README.rst b/README.rst
index fa9a45e..2062c66 100644
--- a/README.rst
+++ b/README.rst
@@ -31,7 +31,7 @@ The current version of `tomoto` supports several major topic models including
 
 Please visit https://bab2min.github.io/tomotopy to see more information.
 
-The most recent version of tomotopy is 0.3.1.
+The most recent version of tomotopy is 0.4.0.
 
 Getting Started
 ---------------
diff --git a/tomotopy/documentation.kr.rst b/tomotopy/documentation.kr.rst
index 61564b9..91cd0a8 100644
--- a/tomotopy/documentation.kr.rst
+++ b/tomotopy/documentation.kr.rst
@@ -16,7 +16,7 @@ tomotopy 란?
 * Hierarchical PA (`tomotopy.HPAModel`)
 * Correlated Topic Model (`tomotopy.CTModel`)
 
-tomotopy의 가장 최신버전은 0.3.1 입니다.
+tomotopy의 가장 최신버전은 0.4.0 입니다.
 
 .. image:: https://badge.fury.io/py/tomotopy.svg
 
diff --git a/tomotopy/documentation.rst b/tomotopy/documentation.rst
index fb69b91..43b6681 100644
--- a/tomotopy/documentation.rst
+++ b/tomotopy/documentation.rst
@@ -16,7 +16,7 @@ The current version of `tomoto` supports several major topic models including
 * Hierarchical PA (`tomotopy.HPAModel`)
 * Correlated Topic Model (`tomotopy.CTModel`).
 
-The most recent version of tomotopy is 0.3.1.
+The most recent version of tomotopy is 0.4.0.
 
 .. image:: https://badge.fury.io/py/tomotopy.svg