diff --git a/loopy/kernel/data.py b/loopy/kernel/data.py
index 43770ffb6d0f2ae08d8967baa03fedea669343ed..3bbe52bb229c8715ac17cc440c1634c3ad283a59 100644
--- a/loopy/kernel/data.py
+++ b/loopy/kernel/data.py
@@ -339,6 +339,8 @@ class KernelArgument(ImmutableRecord):
 
         dtype = kwargs.pop("dtype", None)
 
+        tags = kwargs.pop("tags", None)
+
         if "for_atomic" in kwargs:
             for_atomic = kwargs["for_atomic"]
         else: