diff --git a/cyipopt/cython/ipopt_wrapper.pyx b/cyipopt/cython/ipopt_wrapper.pyx
index b8f507a..b6261b4 100644
--- a/cyipopt/cython/ipopt_wrapper.pyx
+++ b/cyipopt/cython/ipopt_wrapper.pyx
@@ -273,7 +273,6 @@ cdef class Problem:
 
                 If this callback is not provided, the Hessian is calculated numerically.
 
-
                 **Parameters**
 
                 x : :py:class:`numpy.ndarray`, shape `(n, )`