diff --git a/src/display.c b/src/display.c
index 10e11247c7c65aa933f6570cad6c116677df3ab2..b8e8ae002ebd3abbe0cd66122f2a68e0927959ac 100644
--- a/src/display.c
+++ b/src/display.c
@@ -71,6 +71,7 @@ myDisplayInitAtoms (DisplayInfo *display_info)
         "_KDE_NET_WM_SYSTEM_TRAY_WINDOW_FOR",
         "KWM_WIN_ICON",
         "_MOTIF_WM_HINTS",
+        "_MOTIF_WM_INFO",
         "_NET_ACTIVE_WINDOW",
         "_NET_CLIENT_LIST",
         "_NET_CLIENT_LIST_STACKING",
diff --git a/src/display.h b/src/display.h
index 10782c8c5e45410ae144acdcfcad215b28c83754..26dfb76baa552f91b7791466f200fc7ff466505e 100644
--- a/src/display.h
+++ b/src/display.h
@@ -71,6 +71,7 @@ enum
     KDE_NET_WM_SYSTEM_TRAY_WINDOW_FOR,
     KWM_WIN_ICON,
     MOTIF_WM_HINTS,
+    MOTIF_WM_INFO,
     NET_ACTIVE_WINDOW,
     NET_CLIENT_LIST,
     NET_CLIENT_LIST_STACKING,