diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5b148a5d9..05ef44b8e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## [Unreleased]
 
+### Fixed
+- Fix function signature on Windows ([#494](https://github.com/stack-of-tasks/eigenpy/pull/494))
+
 ## [3.8.1] - 2024-08-25
 
 ### Fixed
diff --git a/include/eigenpy/numpy.hpp b/include/eigenpy/numpy.hpp
index 1d7b68f7b..f5aee0199 100644
--- a/include/eigenpy/numpy.hpp
+++ b/include/eigenpy/numpy.hpp
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020-2022 INRIA
+ * Copyright 2020-2024 INRIA
  */
 
 #ifndef __eigenpy_numpy_hpp__
@@ -215,7 +215,7 @@ EIGENPY_DLLAPI PyArray_Descr* call_PyArray_DescrFromType(int typenum);
 
 EIGENPY_DLLAPI void call_PyArray_InitArrFuncs(PyArray_ArrFuncs* funcs);
 
-EIGENPY_DLLAPI int call_PyArray_RegisterDataType(PyArray_Descr* dtype);
+EIGENPY_DLLAPI int call_PyArray_RegisterDataType(PyArray_DescrProto* dtype);
 
 EIGENPY_DLLAPI int call_PyArray_RegisterCanCast(PyArray_Descr* descr,
                                                 int totype,
diff --git a/src/numpy.cpp b/src/numpy.cpp
index 0621edc8b..c4ef8d1b9 100644
--- a/src/numpy.cpp
+++ b/src/numpy.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020-2022 INRIA
+ * Copyright 2020-2024 INRIA
  */
 
 #include "eigenpy/numpy.hpp"