diff --git a/src/idl_gen_php.cpp b/src/idl_gen_php.cpp
index 1a6b9ec5c..16ba3385e 100644
--- a/src/idl_gen_php.cpp
+++ b/src/idl_gen_php.cpp
@@ -520,8 +520,8 @@ class PhpGenerator : public BaseGenerator {
       auto &field = **it;
 
       if (field.deprecated) continue;
+      if (it != struct_def.fields.vec.begin()) { code += ", "; }
       code += "$" + field.name;
-      if (!(it == (--struct_def.fields.vec.end()))) { code += ", "; }
     }
     code += ")\n";
     code += Indent + "{\n";