diff --git a/src/main/kotlin/fr/postgresjson/connexion/Connection.kt b/src/main/kotlin/fr/postgresjson/connexion/Connection.kt
index 000f0cd..27a60f4 100644
--- a/src/main/kotlin/fr/postgresjson/connexion/Connection.kt
+++ b/src/main/kotlin/fr/postgresjson/connexion/Connection.kt
@@ -205,7 +205,7 @@ class Connection(
 
     private fun compileArgs(values: List<Any?>): List<Any?> {
         return values.map {
-            if (it is Serializable) {
+            if (it is Serializable || (it is List<*> && it.firstOrNull() is Serializable)) {
                 serializer.serialize(it)
             } else {
                 it
diff --git a/src/main/kotlin/fr/postgresjson/serializer/Serializer.kt b/src/main/kotlin/fr/postgresjson/serializer/Serializer.kt
index 52a339d..a8df7e4 100644
--- a/src/main/kotlin/fr/postgresjson/serializer/Serializer.kt
+++ b/src/main/kotlin/fr/postgresjson/serializer/Serializer.kt
@@ -49,5 +49,6 @@ class Serializer(val mapper: ObjectMapper = jacksonObjectMapper()) {
 }
 
 fun Serializable.serialize(pretty: Boolean = false) = Serializer().serialize(this, pretty)
+fun List<Serializable>.serialize(pretty: Boolean = false) = Serializer().serialize(this, pretty)
 inline fun <reified E : Serializable> E.deserialize(json: String) = Serializer().deserialize(json, this)
 inline fun <reified E : Serializable> String.deserialize() = Serializer().deserialize<E>(this)
\ No newline at end of file
diff --git a/src/test/kotlin/fr/postgresjson/SerializerTest.kt b/src/test/kotlin/fr/postgresjson/SerializerTest.kt
index f222fb7..dac2d2b 100644
--- a/src/test/kotlin/fr/postgresjson/SerializerTest.kt
+++ b/src/test/kotlin/fr/postgresjson/SerializerTest.kt
@@ -41,6 +41,14 @@ internal class SerializerTest {
         assertTrue(json.contains(""""val1":"plop","val2":123"""))
     }
 
+    @Test
+    fun serializeList() {
+        val list = listOf(ObjTest("one", 1), ObjTest("two", 2))
+        val json = list.serialize()
+        assertTrue(json.contains(""""val1":"one","val2":1"""))
+        assertTrue(json.contains(""""val1":"two","val2":2"""))
+    }
+
     @Test
     fun serializeDate() {
         val objDate = ObjTestDate(DateTime.parse("2019-07-30T14:08:51.420108+04:00"))