diff --git a/parse.y b/parse.y

--- a/parse.y

+++ b/parse.y

@@ -4193,7 +4193,7 @@ eof_error:

 	  FREE (nestret);

 	}

-      if MBTEST(ch == '$')

+      if MBTEST(ch == '$' && (tflags & LEX_WASDOL) == 0)

 	tflags |= LEX_WASDOL;

       else

 	tflags &= ~LEX_WASDOL;