diff --git a/CMakePresets.json b/CMakePresets.json
index 7d611714064..74e269e28e6 100644
--- a/CMakePresets.json
+++ b/CMakePresets.json
@@ -63,7 +63,9 @@
         "cudax_ENABLE_HEADER_TESTING": true,
         "cudax_ENABLE_TESTING": true,
         "cudax_ENABLE_DIALECT_CPP17": true,
-        "cudax_ENABLE_DIALECT_CPP20": true
+        "cudax_ENABLE_DIALECT_CPP20": true,
+        "CCCL_C_Parallel_ENABLE_TESTING": true,
+        "CCCL_C_Parallel_ENABLE_HEADER_TESTING": true
       }
     },
     {