diff --git a/_pytest/assertion/newinterpret.py b/_pytest/assertion/newinterpret.py
index d8b27784d..c8d999d48 100644
--- a/_pytest/assertion/newinterpret.py
+++ b/_pytest/assertion/newinterpret.py
@@ -243,13 +243,13 @@ class DebugInterpreter(ast.NodeVisitor):
             keyword_source = "%s=%%s" % (keyword.arg)
             arguments.append(keyword_source % (arg_name,))
             arg_explanations.append(keyword_source % (arg_explanation,))
-        if call.starargs:
+        if sys.version_info <= (3,4) and call.starargs:
             arg_explanation, arg_result = self.visit(call.starargs)
             arg_name = "__exprinfo_star"
             ns[arg_name] = arg_result
             arguments.append("*%s" % (arg_name,))
             arg_explanations.append("*%s" % (arg_explanation,))
-        if call.kwargs:
+        if sys.version_info <= (3,4) and call.kwargs:
             arg_explanation, arg_result = self.visit(call.kwargs)
             arg_name = "__exprinfo_kwds"
             ns[arg_name] = arg_result