diff --git a/ethosu/vela/vela.py b/ethosu/vela/vela.py
index 6fc5c47..7b76685 100644
--- a/ethosu/vela/vela.py
+++ b/ethosu/vela/vela.py
@@ -41,6 +41,7 @@
 from .tensor import Tensor
 from .tflite_mapping import builtin_operator_map
 from .tflite_mapping import builtin_type_name
+from ethosu.vela.architecture_features import ArchitectureFeatures
 
 
 def process(input_name, enable_debug_db, arch, model_reader_options, compiler_options, scheduler_options):
@@ -372,6 +373,12 @@
             "".format(args.cpu_tensor_alignment)
         )
 
+    if args.system_config == ArchitectureFeatures.DEFAULT_CONFIG:
+        print(f"Warning: Using {ArchitectureFeatures.DEFAULT_CONFIG} values for system configuration")
+
+    if args.memory_mode == ArchitectureFeatures.DEFAULT_CONFIG:
+        print(f"Warning: Using {ArchitectureFeatures.DEFAULT_CONFIG} values for memory mode")
+
     arch = architecture_features.ArchitectureFeatures(
         vela_config_files=args.config,
         system_config=args.system_config,