diff --git a/ext/oj/parse.c b/ext/oj/parse.c
index 9dbb545b..7144b951 100644
--- a/ext/oj/parse.c
+++ b/ext/oj/parse.c
@@ -848,6 +848,12 @@ oj_set_error_at(ParseInfo pi, VALUE err_clas, const char* file, int line, const
     if (p + 3 < end) {
 	*p++ = ' ';
 	*p++ = '(';
+	*p++ = 'a';
+	*p++ = 'f';
+	*p++ = 't';
+	*p++ = 'e';
+	*p++ = 'r';
+	*p++ = ' ';
 	start = p;
 	for (vp = pi->stack.head; vp < pi->stack.tail; vp++) {
 	    if (end <= p + 1 + vp->klen) {
diff --git a/test/sample_obj.json b/test/sample_obj.json
index 619f2889..16638f5c 100644
--- a/test/sample_obj.json
+++ b/test/sample_obj.json
@@ -12,7 +12,7 @@
 {
     "attr1": 12345,
     "attr2": "a string",
-    "attr3/Time": 1234567.7777
+  "attr3/Time": 1234567.7777,
     "attr4/Foo::Bar": {
         "a": "xyz"
     }
diff --git a/test/test_various.rb b/test/test_various.rb
index bf02c578..8f5d4dd3 100755
--- a/test/test_various.rb
+++ b/test/test_various.rb
@@ -671,7 +671,7 @@ def test_error_path
 	raise e
       end
     }
-    assert_equal('first[2].third', msg.split('(')[1].split(')')[0])
+    assert_equal('after first[2].third', msg.split('(')[1].split(')')[0])
   end
 
   def test_bad_bignum