diff --git a/Doc/c-api/exceptions.rst b/Doc/c-api/exceptions.rst
index 66b7752..d89c31c 100644
--- a/Doc/c-api/exceptions.rst
+++ b/Doc/c-api/exceptions.rst
@@ -621,7 +621,7 @@
 recursive code does not necessarily invoke Python code (which tracks its
 recursion depth automatically).
 
-.. c:function:: int Py_EnterRecursiveCall(char *where)
+.. c:function:: int Py_EnterRecursiveCall(const char *where)
 
    Marks a point where a recursive C-level call is about to be performed.