diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9b8850c34..285a87a64 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -9,7 +9,7 @@ CMAKE_MINIMUM_REQUIRED(VERSION 3.5)
 # ===========================================================================
 
 PROJECT(antaresXpansion VERSION 1.3.0)
-set(ANTARES_XPANSION_RC 3)
+set(ANTARES_XPANSION_RC 4)
 
 # ===========================================================================
 # Default parameters
diff --git a/antares-version.json b/antares-version.json
index 29a05e3fe..90bfcf480 100644
--- a/antares-version.json
+++ b/antares-version.json
@@ -1,7 +1,7 @@
 {
   "antares_version": "8.8.3",
   "antares_version_executable": "8.8",
-  "antares_xpansion_version": "1.3.0-rc3",
+  "antares_xpansion_version": "1.3.0-rc4",
   "antares_deps_version": "2.0.7",
   "minizip_ng_version": "3.0.6"
 }
diff --git a/sonar-project.properties b/sonar-project.properties
index a8fe6d50e..77cd9cee0 100644
--- a/sonar-project.properties
+++ b/sonar-project.properties
@@ -1,7 +1,7 @@
 sonar.projectName=antares-xpansion
 sonar.projectKey=AntaresSimulatorTeam_antares-xpansion
 sonar.organization=antaressimulatorteam
-sonar.projectVersion=1.3.0-rc3
+sonar.projectVersion=1.3.0-rc4
 
 # =====================================================
 #   Properties that will be shared amongst all modules
diff --git a/vcpkg.json b/vcpkg.json
index 9166866c0..cdb5bbb2e 100644
--- a/vcpkg.json
+++ b/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "antares-xpansion",
-  "version-string": "1.3.0-rc3",
+  "version-string": "1.3.0-rc4",
   "builtin-baseline": "943c5ef1c8f6b5e6ced092b242c8299caae2ff01",
   "dependencies": [
     "jsoncpp",