diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8d3f5ff6b..a9e120665 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+### 41.5.7 [#1220](https://github.com/openfisca/openfisca-core/pull/1221)
+
+#### Technical changes
+
+- Fix doc & type definitions in the projectors module
+
 ### 41.5.6 [#1223](https://github.com/openfisca/openfisca-core/pull/1223)
 
 #### Technical changes
diff --git a/setup.py b/setup.py
index d62443e9e..aa7f95f43 100644
--- a/setup.py
+++ b/setup.py
@@ -67,7 +67,7 @@
 
 setup(
     name="OpenFisca-Core",
-    version="41.5.6",
+    version="41.5.7",
     author="OpenFisca Team",
     author_email="contact@openfisca.org",
     classifiers=[