diff --git a/src/gui.h b/src/gui.h
index c706302..f1a9e64 100644
--- a/src/gui.h
+++ b/src/gui.h
@@ -393,6 +393,7 @@
     PangoContext     *text_context; /* the context used for all text */
     PangoFont	     *ascii_font;   /* cached font for ASCII strings */
     PangoGlyphString *ascii_glyphs; /* cached code point -> glyph map */
+    GtkWidget	*tabline;	    /* tab pages line handle */
 # endif
 
     GtkAccelGroup *accel_group;