diff --git a/VERSION b/VERSION
index 005d66ed..ee6ab02c 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-8.3.676
+8.3.677
diff --git a/lef/defRead.c b/lef/defRead.c
index cac86fde..d289a4c5 100644
--- a/lef/defRead.c
+++ b/lef/defRead.c
@@ -1115,6 +1115,9 @@ DefReadNets(
 		if (dolabels) netname = StrDup((char **)NULL, token);
 		needanno = annotate;
 
+		/* Any nondefault rule resets at the start of a new net. */
+		ruleset = (LefRules *)NULL;
+
 		/* Update the record of the number of nets processed	*/
 		/* and spit out a message for every 5% finished.	*/