updated for version 7.1-198
diff --git a/src/ex_cmds.c b/src/ex_cmds.c
index 7025237..f160e34 100644
--- a/src/ex_cmds.c
+++ b/src/ex_cmds.c
@@ -4575,6 +4575,7 @@
 		    {
 			matchcol = (colnr_T)STRLEN(sub_firstline);
 			nmatch = 1;
+			skip_match = TRUE;
 		    }
 		    sub_nsubs++;
 		    did_sub = TRUE;