Update runtime files.
diff --git a/src/INSTALLpc.txt b/src/INSTALLpc.txt
index 9c389d4..315340d 100644
--- a/src/INSTALLpc.txt
+++ b/src/INSTALLpc.txt
@@ -957,6 +957,7 @@
 
   Copy the "runtime" files into "vim82":
      copy runtime\* vim82
+     xcopy /s runtime\* vim82
 
   B.  Copy the new binaries into the "vim82" directory
   ----------------------------------------------------