diff --git a/include/wx/filename.h b/include/wx/filename.h
index 9063b81ad2..25ed41977b 100644
--- a/include/wx/filename.h
+++ b/include/wx/filename.h
@@ -105,8 +105,8 @@ enum
                                        // also sets wxFILE_EXISTS_NO_FOLLOW as
                                        // it would never be satisfied otherwise
     wxFILE_EXISTS_DEVICE    = 0x0008,  // check for existence of a device
-    wxFILE_EXISTS_FIFO      = 0x0016,  // check for existence of a FIFO
-    wxFILE_EXISTS_SOCKET    = 0x0032,  // check for existence of a socket
+    wxFILE_EXISTS_FIFO      = 0x0010,  // check for existence of a FIFO
+    wxFILE_EXISTS_SOCKET    = 0x0020,  // check for existence of a socket
                                        // gap for future types
     wxFILE_EXISTS_NO_FOLLOW = 0x1000,  // don't dereference a contained symlink
     wxFILE_EXISTS_ANY       = 0x1FFF   // check for existence of anything