diff --git a/tool/src/org/antlr/v4/tool/interp/ParserInterpreter.java b/tool/src/org/antlr/v4/tool/interp/ParserInterpreter.java
index fe546ab4d..93f770096 100644
--- a/tool/src/org/antlr/v4/tool/interp/ParserInterpreter.java
+++ b/tool/src/org/antlr/v4/tool/interp/ParserInterpreter.java
@@ -163,6 +163,7 @@ public class ParserInterpreter extends Parser {
 			case ATNState.RULE_STOP :
 				// pop; return from rule
 				if ( _ctx.isEmpty() ) {
+					exitRule();
 					return rootContext;
 				}