diff --git a/README.md b/README.md
index 204ac5be..ec01b5cf 100644
--- a/README.md
+++ b/README.md
@@ -5,8 +5,8 @@
 
 ## Requirement
 * Docker
-* Python 3.6.11
-  * poetry 1.1.3 
+* Python 3.7
+  * poetry 1.5.1
 * Node.js 12.18.4
 * MySQL 8.0.22
 
@@ -25,6 +25,7 @@ $ yarn install
 
 3. Install packages of Python
 ```
+$ export APP_ENV=development
 $ cd server
 $ make bootstrap
 ```
diff --git a/server/pyproject.toml b/server/pyproject.toml
index 412307f6..ada43a95 100644
--- a/server/pyproject.toml
+++ b/server/pyproject.toml
@@ -17,7 +17,7 @@ flask-cors = "^3.0"
 pytz = "^2019.2"
 redis = "^3.3"
 PyMySQL = "^0.10.1"
-umakaparser = "^0.1.7"
+umakaparser = "^0.2.2"
 SPARQLWrapper = "^1.8.5"
 
 [tool.poetry.dev-dependencies]