diff --git a/dfpl/utils.py b/dfpl/utils.py
index 0e4c809..02ea155 100644
--- a/dfpl/utils.py
+++ b/dfpl/utils.py
@@ -95,12 +95,14 @@ def createArgsFromJson(jsonFile: str):
                     value = cli_value  # Override JSON value with command-line value
 
             # Append the argument and its value to the list
-            if key == "extra_metrics" and isinstance(value, list):
+            if isinstance(value, list):
                 arguments.append(cli_arg_key)
                 arguments.extend(value)
+            elif isinstance(value, bool):
+                if value:
+                    arguments.append(cli_arg_key)
             else:
                 arguments.extend([cli_arg_key, str(value)])
-
     return arguments
 
 
diff --git a/example/predictgnn.json b/example/predictgnn.json
index e087f8a..1b059bc 100644
--- a/example/predictgnn.json
+++ b/example/predictgnn.json
@@ -1,4 +1,7 @@
 {
+  
+  "no_cache_mol": true,
+  "empty_cache": false,
   "py/object": "dfpl.options.GnnOptions",
   "test_path": "tests/data/smiles.csv",
   "preds_path": "preds_dmpnn/DMPNN_preds.csv",