diff --git a/examples/sexp-conv-test b/examples/sexp-conv-test
index 6b61f84a7058cf7b65a289a725d31726f829900b..a0f58812a82c70c8f0c05524e9201d54de83bc3f 100755
--- a/examples/sexp-conv-test
+++ b/examples/sexp-conv-test
@@ -90,5 +90,6 @@ test_canonical 'foo' '3:foo'
 test_canonical 'fooooooooooo' '12:fooooooooooo'
 test_canonical 'fooooooooo' '10:fooooooooo'
 test_canonical '(foo bar baz)' '(3:foo3:bar3:baz)' 
+test_canonical '{KDM6Zm9vMzpiYXIzOmJheik=}' '(3:foo3:bar3:baz)' 
 
 exit 0