--- a/src/jdk.compiler/share/classes/com/sun/tools/javac/resources/compiler.properties	Fri Aug 31 16:29:49 2018 -0400
+++ b/src/jdk.compiler/share/classes/com/sun/tools/javac/resources/compiler.properties	Fri Aug 31 14:54:42 2018 -0700
@@ -3417,7 +3417,14 @@
 
 # 0: string
 compiler.err.repeated.value.for.patch.module=\
-    --patch-module specified more than once for {0}
+    --patch-module specified more than once for module {0}
+
+# 0: string
+compiler.err.repeated.value.for.module.source.path=\
+    --module-source-path specified more than once for module {0}
+
+compiler.err.multiple.values.for.module.source.path=\
+    --module-source-path specified more than once with a pattern argument
 
 # 0: string
 compiler.err.unmatched.quote=\