diff --git a/addons/play-json/src/test/scala/com/github/tminglei/slickpg/PgPlayJsonSupportSuite.scala b/addons/play-json/src/test/scala/com/github/tminglei/slickpg/PgPlayJsonSupportSuite.scala
index 83d3dc04..b387f419 100644
--- a/addons/play-json/src/test/scala/com/github/tminglei/slickpg/PgPlayJsonSupportSuite.scala
+++ b/addons/play-json/src/test/scala/com/github/tminglei/slickpg/PgPlayJsonSupportSuite.scala
@@ -65,7 +65,7 @@ class PgPlayJsonSupportSuite extends FunSuite {
 
   //------------------------------------------------------------------------------
 
-  val testRec1 = JsonBean(33L, Json.parse(""" { "a":101, "b":"aaa", "c":[3,4,5,9] } """), List(Json.parse(""" { "a":101, "b":"aaa", "c":[3,4,5,9] } """)),
+  val testRec1 = JsonBean(33L, Json.parse(""" { "a":101, "b":"aaa", "c":[3,4,5,9] } """), List(Json.parse(""" { "a":101, "b":"", "c":[3,4,5,9] } """)),
     JBean("tt", 3), List(JBean("tt", 3)))
   val testRec2 = JsonBean(35L, Json.parse(""" [ {"a":"v1","b":2}, {"a":"v5","b":3} ] """), List(Json.parse(""" [ {"a":"v1","b":2}, {"a":"v5","b":3} ] """)),
     JBean("t1", 5), List(JBean("t1", 5)))
diff --git a/core/src/main/scala/com/github/tminglei/slickpg/utils/PgTokenHelper.scala b/core/src/main/scala/com/github/tminglei/slickpg/utils/PgTokenHelper.scala
index bb5f0047..3fb3a6ee 100644
--- a/core/src/main/scala/com/github/tminglei/slickpg/utils/PgTokenHelper.scala
+++ b/core/src/main/scala/com/github/tminglei/slickpg/utils/PgTokenHelper.scala
@@ -204,8 +204,10 @@ object PgTokenHelper {
         }
         //-- process marker tokens
         // mark + mark (empty string)
-        case Marker(m) if (m != "" && level(m) == stack.top.level + 2) =>
-          stack.top.tokens += Chunk("")
+        case Marker(m) if (m != "" && level(m) == stack.top.level + 2) => {
+          val m2 = m.substring(0, m.length / 2)
+          stack.top.tokens += GroupToken(List(Marker(m2), Chunk(""), Marker(m2)))
+        }
         // mark + escape
         case Marker(m) if (m != "" && level(m) != math.round(level(m))
                        && (tokens(i-1) == Comma || tokens(i-1).isInstanceOf[Open])) => {