diff --git a/hibernate-reactive-core/src/main/java/org/hibernate/reactive/type/descriptor/jdbc/ReactiveJsonJdbcType.java b/hibernate-reactive-core/src/main/java/org/hibernate/reactive/type/descriptor/jdbc/ReactiveJsonJdbcType.java
index 1c31755bb..3600674cc 100644
--- a/hibernate-reactive-core/src/main/java/org/hibernate/reactive/type/descriptor/jdbc/ReactiveJsonJdbcType.java
+++ b/hibernate-reactive-core/src/main/java/org/hibernate/reactive/type/descriptor/jdbc/ReactiveJsonJdbcType.java
@@ -86,7 +86,6 @@ private static String toJsonString(Object value) {
 		if ( value == null ) {
 			return null;
 		}
-		// Value should be a JsonObject
-		return value.toString();
+		return ( (JsonObject) value ).encode();
 	}
 }