diff --git a/experimental/builder/include/ck_tile/builder/conv_builder.hpp b/experimental/builder/include/ck_tile/builder/conv_builder.hpp
index 7e7dfa9d29..51c2321707 100644
--- a/experimental/builder/include/ck_tile/builder/conv_builder.hpp
+++ b/experimental/builder/include/ck_tile/builder/conv_builder.hpp
@@ -29,9 +29,9 @@ struct ConvBuilder
 {
     using Signature                = TSignature;
     static constexpr auto kVersion = Version;
-    using builder = GroupedConvForwardXldCShuffleFactoryV3<Signature, ALGORITHM, Version>;
+    using factory = GroupedConvForwardXldCShuffleFactoryV3<Signature, ALGORITHM, Version>;
     // Output: The kernel class.
-    using Instance = builder::Instance;
+    using Instance = factory::Instance;
 };
 
 } // namespace ck_tile::builder
diff --git a/experimental/builder/test/test_conv_builder.cpp b/experimental/builder/test/test_conv_builder.cpp
index 391db57010..0b512de289 100644
--- a/experimental/builder/test/test_conv_builder.cpp
+++ b/experimental/builder/test/test_conv_builder.cpp
@@ -51,6 +51,8 @@ TEST(ConvBuilderTest, TestConvFwdXdlBf16CompInstances2xInstance0)
         Builder::Instance::TypeString(),
         "DeviceGroupedConvFwdMultipleABD_Xdl_CShuffle_V3<256, 256, 128, 64, Default, 32, 32, 2, 2, "
         "8, 8, 8, 1, 1, BlkGemmPipelineScheduler: Intrawave, BlkGemmPipelineVersion: v4>");
+    EXPECT_EQ(Builder::factory::TUNING.ak1, 16);
+    EXPECT_EQ(Builder::factory::TUNING.bk1, 16);
 }
 TEST(ConvBuilderTest, GroupedConvFwdXdlBf16CompInstance0)
 {
@@ -62,6 +64,8 @@ TEST(ConvBuilderTest, GroupedConvFwdXdlBf16CompInstance0)
         Builder::Instance::TypeString(),
         "DeviceGroupedConvFwdMultipleABD_Xdl_CShuffle_V3<256, 256, 256, 32, Default, 32, 32, 4, 4, "
         "8, 8, 8, 1, 1, BlkGemmPipelineScheduler: Intrawave, BlkGemmPipelineVersion: v4>");
+    EXPECT_EQ(Builder::factory::TUNING.ak1, 8);
+    EXPECT_EQ(Builder::factory::TUNING.bk1, 8);
 };
 
 } // namespace