diff --git a/atoms.cpp b/atoms.cpp
index 7df20c7e1b..f92b625ce6 100644
--- a/atoms.cpp
+++ b/atoms.cpp
@@ -92,6 +92,9 @@ Atoms::Atoms()
     atoms[n] = &fake;
     names[n++] = (char *) "_DT_SM_WINDOW_INFO";
     
+    atoms[n] = &fake;
+    names[n++] = (char *) "_MOTIF_WM_INFO"; // #172028
+    
     atoms[n] = &xdnd_aware;
     names[n++] = (char*) "XdndAware";
     atoms[n] = &xdnd_position;