diff --git a/tool/test/org/antlr/v4/test/TestBasicSemanticErrors.java b/tool/test/org/antlr/v4/test/TestBasicSemanticErrors.java
index 59f2b6648..697c47017 100644
--- a/tool/test/org/antlr/v4/test/TestBasicSemanticErrors.java
+++ b/tool/test/org/antlr/v4/test/TestBasicSemanticErrors.java
@@ -58,8 +58,8 @@ public class TestBasicSemanticErrors extends BaseTest {
 		"warning(" + ErrorType.ILLEGAL_OPTION.code + "): U.g4:2:19: unsupported option 'k'\n" +
 		"error(" + ErrorType.TOKEN_NAMES_MUST_START_UPPER.code + "): U.g4:5:8: token names must start with an uppercase letter: f\n" +
 		"warning(" + ErrorType.ILLEGAL_OPTION.code + "): U.g4:9:10: unsupported option 'x'\n" +
-		"error(" + ErrorType.REPEATED_PREQUEL.code + "): U.g4:9:0: repeated grammar prequel spec (option, token, or import); please merge\n" +
-		"error(" + ErrorType.REPEATED_PREQUEL.code + "): U.g4:8:0: repeated grammar prequel spec (option, token, or import); please merge\n" +
+		"error(" + ErrorType.REPEATED_PREQUEL.code + "): U.g4:9:0: repeated grammar prequel spec (options, tokens, or import); please merge\n" +
+		"error(" + ErrorType.REPEATED_PREQUEL.code + "): U.g4:8:0: repeated grammar prequel spec (options, tokens, or import); please merge\n" +
 		"warning(" + ErrorType.ILLEGAL_OPTION.code + "): U.g4:12:10: unsupported option 'blech'\n" +
 		"warning(" + ErrorType.ILLEGAL_OPTION.code + "): U.g4:12:21: unsupported option 'greedy'\n" +
 		"warning(" + ErrorType.ILLEGAL_OPTION.code + "): U.g4:15:16: unsupported option 'ick'\n" +