diff --git a/programs/explorer/desktop.c b/programs/explorer/desktop.c
index d306bb90c90..7a8252fdd70 100644
--- a/programs/explorer/desktop.c
+++ b/programs/explorer/desktop.c
@@ -555,6 +555,7 @@ static void initialize_launchers( HWND hwnd )
     title_offset_cy = BORDER_SIZE + icon_size + PADDING_SIZE;
     desktop_width = GetSystemMetrics( SM_CXSCREEN );
     launchers_per_row = desktop_width / launcher_size;
+    if (!launchers_per_row) launchers_per_row = 1;
 
     hr = SHGetKnownFolderPath( &FOLDERID_Desktop, KF_FLAG_CREATE, NULL, &desktop_folder );
     if (FAILED( hr ))