diff --git a/runtime/Swift/Tests/Antlr4Tests/RuntimeMetaDataTests.swift b/runtime/Swift/Tests/Antlr4Tests/RuntimeMetaDataTests.swift
index 6a6bd936af..3f2b1afc67 100644
--- a/runtime/Swift/Tests/Antlr4Tests/RuntimeMetaDataTests.swift
+++ b/runtime/Swift/Tests/Antlr4Tests/RuntimeMetaDataTests.swift
@@ -17,12 +17,13 @@ class RuntimeMetaDataTests: XCTestCase {
         doGetMajorMinorVersionTest("4.7.2", "4.7")
         doGetMajorMinorVersionTest("4.8", "4.8")
         doGetMajorMinorVersionTest("4.9", "4.9")
-        doGetMajorMinorVersionTest("4.9.1", "4.9.1")
+        doGetMajorMinorVersionTest("4.9.1", "4.9")
         doGetMajorMinorVersionTest("4-SNAPSHOT", "4")
         doGetMajorMinorVersionTest("4.-SNAPSHOT", "4.")
         doGetMajorMinorVersionTest("4.7-SNAPSHOT", "4.7")
         doGetMajorMinorVersionTest("4.7.1-SNAPSHOT", "4.7")
         doGetMajorMinorVersionTest("4.7.2-SNAPSHOT", "4.7")
+        doGetMajorMinorVersionTest("4.9.1-SNAPSHOT", "4.9")
     }
 }