diff --git a/docs/ja/release_note.md b/docs/ja/release_note.md
index d14081f2..6b70b298 100644
--- a/docs/ja/release_note.md
+++ b/docs/ja/release_note.md
@@ -6,6 +6,16 @@
 
 ## Release for main branch
 
+### v1.1.2
+
+- <https://github.com/tier4/autoware_perception_evaluation/pull/91>
+
+  - 【ci】`Python3.7.11`で`Poetry1.6.1`以降が使えないため、`Poetry1.5.1`に固定
+
+- <https://github.com/tier4/autoware_perception_evaluation/pull/90>
+
+  - 【fix】`PerceptionAnalyzer`での誤差計算時にTPが無いラベルが一つでもあれば空の`pd.DataFrame`を返すバグの修正
+
 ### v1.1.1
 
 - <https://github.com/tier4/autoware_perception_evaluation/pull/88>
diff --git a/perception_eval/package.xml b/perception_eval/package.xml
index c471ac4a..08a2ddeb 100644
--- a/perception_eval/package.xml
+++ b/perception_eval/package.xml
@@ -2,7 +2,7 @@
 <?xml-model href="http://download.ros.org/schema/package_format3.xsd" schematypens="http://www.w3.org/2001/XMLSchema"?>
 <package format="3">
   <name>perception_eval</name>
-  <version>1.1.1</version>
+  <version>1.1.2</version>
   <description>Autoware Perception Evaluator</description>
   <maintainer email="satoshi.tanaka@tier4.jp">Satoshi Tanaka</maintainer>
   <maintainer email="kotaro.uetake@tier4.jp">Kotaro Uetake</maintainer>
diff --git a/pyproject.toml b/pyproject.toml
index 59e7e2e4..2e929667 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,7 +1,7 @@
 # cspell: ignore Shunsuke Miura, Shintaro Tomie
 [tool.poetry]
 name = "perception_eval"
-version = "1.1.1"
+version = "1.1.2"
 description = ""
 authors = [
   "Satoshi Tanaka <satoshi.tanaka@tier4.jp>",