diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index 1081a11463..fc7a664cb2 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2004-02-01  Mark Kettenis  <kettenis@gnu.org>
+
+	* gdb.base/fileio.c (test_open): Replace O_RDONLY with O_RDWR such
+	that opening the file succeeds on OpenBSD.
+
 2004-02-01  Daniel Jacobowitz  <drow@mvista.com>
 
 	* gdb.threads/thread-specific.c: New file.
diff --git a/gdb/testsuite/gdb.base/fileio.c b/gdb/testsuite/gdb.base/fileio.c
index 4fda0fd80a..c9ef71506a 100644
--- a/gdb/testsuite/gdb.base/fileio.c
+++ b/gdb/testsuite/gdb.base/fileio.c
@@ -75,7 +75,7 @@ test_open ()
 
   /* Test opening */
   errno = 0;
-  ret = open (FILENAME, O_CREAT | O_TRUNC | O_RDONLY, S_IWUSR | S_IRUSR);
+  ret = open (FILENAME, O_CREAT | O_TRUNC | O_RDWR, S_IWUSR | S_IRUSR);
   printf ("open 1: ret = %d, errno = %d %s\n", ret, errno,
 	  ret >= 0 ? "OK" : "");
   if (ret >= 0)