1 files changed, 1 insertions, 1 deletions

diff --git a/src/xterm.c b/src/xterm.c
index 35fa4cf4241..977e1b8020f 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -3354,7 +3354,7 @@ XTread_socket (sd, bufp, numchars, waitp, expected)
                               XSetCommand (FRAME_X_DISPLAY (f),
                                            event.xclient.window,
                                            initial_argv, initial_argc);
-                            else
+                            else if (f)
                               XSetCommand (FRAME_X_DISPLAY (f),
                                            event.xclient.window,
                                            0, 0);