diff --git a/CMakeLists.txt b/CMakeLists.txt
index 19418f5..d87aed9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -9,7 +9,7 @@ set(CMAKE_CXX_STANDARD 11)
 set(PROJECT_NAME eigen-qld)
 set(PROJECT_DESCRIPTION "QLD QP solver through Eigen3 library.")
 set(PROJECT_URL "https://github.com/jrl-umi3218/eigen-qld")
-set(PROJECT_VERSION 1.2.3)
+set(PROJECT_VERSION 1.2.4)
 set(PROJECT_USE_CMAKE_EXPORT TRUE)
 
 include(cmake/base.cmake)
diff --git a/conanfile.py b/conanfile.py
index 5de97e3..fff0f26 100644
--- a/conanfile.py
+++ b/conanfile.py
@@ -11,7 +11,7 @@
 
 class EigenQLDConan(base.Eigen3ToPythonConan):
     name = "eigen-qld"
-    version = "1.2.3"
+    version = "1.2.4"
     description = "QLD QP solver through Eigen3 library"
     topics = ("robotics", "optimization", "qp", "python")
     url = "https://github.com/jrl-umi3218/eigen-qld"
diff --git a/debian/changelog b/debian/changelog
index d55c409..235cea1 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+eigen-qld (1.2.4-1debian1) unstable; urgency=medium
+
+  * Update upstream version
+
+ -- Pierre Gergondet <pierre.gergondet+ppa@gmail.com>  Tue, 13 Jun 2023 12:57:08 +0900
+
 eigen-qld (1.2.3-1debian1) unstable; urgency=medium
 
   * Update upstream version