--- a/test/langtools/tools/javac/diags/CheckResourceKeys.java	Mon Nov 06 13:10:43 2017 +0100
+++ b/test/langtools/tools/javac/diags/CheckResourceKeys.java	Mon Nov 06 14:10:39 2017 +0100
@@ -293,6 +293,7 @@
             "rt.jar",
             "jfxrt.jar",
             "module-info.class",
+            "module-info.sig",
             "jrt-fs.jar",
             // -XD option names
             "process.packages",