diff --git a/msvc/Makefile b/msvc/Makefile
index 748433dd8..eb7169009 100755
--- a/msvc/Makefile
+++ b/msvc/Makefile
@@ -253,6 +253,7 @@ compile.lsp: bare.lsp $(srcdir)/compile.lsp.in Makefile
 	    "@DEF@" "$(DEF)" \
             "@RANLIB@" "ranlib" \
 	    "@LSP_FEATURES@" "$(ECL_FEATURES)" \
+	    "@ECL_CMPDIR@" "cmp" \
 	    < $(srcdir)\compile.lsp.in > compile.lsp
 bare.lsp: $(srcdir)/bare.lsp.in lsp/load.lsp clos/load.lsp cmp/load.lsp cmp/cmpdefs.lsp
 	c\cut "@true_srcdir@" "$(srcdir:\=/)" \