diff --git a/vpp-api/java/jvpp/gen/jvpp_c_gen.py b/vpp-api/java/jvpp/gen/jvpp_c_gen.py
index 0b7fc67..c116986 100644
--- a/vpp-api/java/jvpp/gen/jvpp_c_gen.py
+++ b/vpp-api/java/jvpp/gen/jvpp_c_gen.py
@@ -210,10 +210,12 @@
             for t in zip(f['c_types'], f['args'], f['lengths']):
                 c_type = t[0]
                 c_name = t[1]
-                # variable length arrays do not need special handling in requests,
-                # because the length of Java array is known:
                 field_length = t[2][0]
 
+                # check if we are processing variable length array:
+                if t[2][1]:
+                    field_length = util.underscore_to_camelcase(t[2][0])
+
                 java_field_name = util.underscore_to_camelcase(c_name)
 
                 struct_setter_template = struct_setter_templates[c_type]