diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2dd13feb..1f5d45b1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,11 @@
+# 4.17.4 (November 05, 2024)
+
+## Features Added
+- CO2 fitting algorithm post-review changes
+
+## Bug Fixes
+- N/A
+
 # 4.17.3 (October 16, 2024)
 
 ## Features Added
diff --git a/caimira/pyproject.toml b/caimira/pyproject.toml
index efc2e958..9f82c5d5 100644
--- a/caimira/pyproject.toml
+++ b/caimira/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "caimira"
-version = "4.17.3"
+version = "4.17.4"
 description = "CAiMIRA - CERN Airborne Model for Indoor Risk Assessment"
 license = { text = "Apache-2.0" }
 authors = [
diff --git a/cern_caimira/pyproject.toml b/cern_caimira/pyproject.toml
index 80be5326..7c6ddc4e 100644
--- a/cern_caimira/pyproject.toml
+++ b/cern_caimira/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "cern-caimira"
-version = "4.17.3"
+version = "4.17.4"
 description = "CAiMIRA - CERN Airborne Model for Indoor Risk Assessment"
 license = { text = "Apache-2.0" }
 authors = [