diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 7dba15deea6..fe8edb5b1d8 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+2015-10-22  Simon Marchi  <simon.marchi@ericsson.com>
+
+	* python/python.c (_initialize_python): Add cast.
+
 2015-10-22  Simon Marchi  <simon.marchi@ericsson.com>
 
 	* nto-tdep.c (nto_inferior_data): Add cast.
diff --git a/gdb/python/python.c b/gdb/python/python.c
index 1c2d5c600e5..6cbe5f01518 100644
--- a/gdb/python/python.c
+++ b/gdb/python/python.c
@@ -1725,7 +1725,7 @@ message == an error message without a stack will be printed."),
       fprintf (stderr, "Could not convert python path to string\n");
       return;
     }
-  progname_copy = PyMem_Malloc ((progsize + 1) * sizeof (wchar_t));
+  progname_copy = (wchar_t *) PyMem_Malloc ((progsize + 1) * sizeof (wchar_t));
   if (!progname_copy)
     {
       fprintf (stderr, "out of memory\n");