diff --git a/modules/binding-ws-wsdlgen/src/main/java/org/apache/tuscany/sca/binding/ws/wsdlgen/Interface2WSDLGenerator.java b/modules/binding-ws-wsdlgen/src/main/java/org/apache/tuscany/sca/binding/ws/wsdlgen/Interface2WSDLGenerator.java
index 5425171..00a767c 100644
--- a/modules/binding-ws-wsdlgen/src/main/java/org/apache/tuscany/sca/binding/ws/wsdlgen/Interface2WSDLGenerator.java
+++ b/modules/binding-ws-wsdlgen/src/main/java/org/apache/tuscany/sca/binding/ws/wsdlgen/Interface2WSDLGenerator.java
@@ -176,9 +176,11 @@
         if (db == null) {
             return null;
         }
-        if ("java:array".equals(db)) {
-            DataType dt = (DataType)type.getLogical();
-            db = dt.getDataBinding();
+
+        // TUSCANY-3800
+        while ("java:array".equals(db)) {
+            type = (DataType)type.getLogical();
+            db = type.getDataBinding();
         }
         return helpers.get(db);
     }