diff --git a/top/top.1 b/top/top.1
index 752f0a5e..4b3f02cb 100644
--- a/top/top.1
+++ b/top/top.1
@@ -978,6 +978,7 @@ This \*(CI can be used to alter the widths for the following fields:
     RUID      5       RUSER     8
     SUID      5       SUSER     8
     UID       5       USER      8
+                      TTY       8
 .Ed
 
 You will be prompted for the amount to be added to the default
diff --git a/top/top.c b/top/top.c
index 4b9667d0..c0c0cbf6 100644
--- a/top/top.c
+++ b/top/top.c
@@ -1899,6 +1899,8 @@ static void zap_fieldstab (void) {
    Fieldstab[P_UEN].width = Fieldstab[P_URN].width
       = Fieldstab[P_USN].width = Fieldstab[P_GRP].width
       = Rc.fixed_widest ? 8 + Rc.fixed_widest : 8;
+   Fieldstab[P_TTY].width
+      = Rc.fixed_widest ? 8 + Rc.fixed_widest : 8;
 
    // lastly, ensure we've got proper column headers...
    calibrate_fields();