diff --git a/tests/outputs/dummy_model_config.json b/tests/outputs/dummy_model_config.json
index 09845621..6bf90138 100644
--- a/tests/outputs/dummy_model_config.json
+++ b/tests/outputs/dummy_model_config.json
@@ -51,7 +51,8 @@
     "enable_eos_bos_chars": false, // enable/disable beginning of sentence and end of sentence chars.
     "stopnet": true,               // Train stopnet predicting the end of synthesis. 
     "separate_stopnet": true,     // Train stopnet seperately if 'stopnet==true'. It prevents stopnet loss to influence the rest of the model. It causes a better model, but it trains SLOWER.
-    "tb_model_param_stats": false,     // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging. 
+    "tb_model_param_stats": false,     // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
+    "use_gst": false, 
     
     "batch_size": 32,       // Batch size for training. Lower values than 32 might cause hard to learn attention.
     "eval_batch_size":16,