diff --git a/synthesizer/hparams.py b/synthesizer/hparams.py
index f7d38f0..ee4e3ed 100644
--- a/synthesizer/hparams.py
+++ b/synthesizer/hparams.py
@@ -33,16 +33,16 @@ def parse(self, string):
         preemphasize = True,
 
         ### Tacotron Text-to-Speech (TTS)
-        tts_embed_dims = 512,                       # Embedding dimension for the graphemes/phoneme inputs
+        tts_embed_dims = 256,                       # Embedding dimension for the graphemes/phoneme inputs
         tts_encoder_dims = 256,
         tts_decoder_dims = 128,
-        tts_postnet_dims = 512,
+        tts_postnet_dims = 256,
         tts_encoder_K = 5,
-        tts_lstm_dims = 1024,
+        tts_lstm_dims = 512,
         tts_postnet_K = 5,
         tts_num_highways = 4,
         tts_dropout = 0.5,
-        tts_cleaner_names = ["english_cleaners"],
+        tts_cleaner_names = ["transliteration_cleaners"],
         tts_stop_threshold = -3.4,                  # Value below which audio generation ends.
                                                     # For example, for a range of [-4, 4], this
                                                     # will terminate the sequence at the first
diff --git a/synthesizer/utils/symbols.py b/synthesizer/utils/symbols.py
index 132d3a6..d32d497 100644
--- a/synthesizer/utils/symbols.py
+++ b/synthesizer/utils/symbols.py
@@ -8,8 +8,7 @@
 
 _pad        = "_"
 _eos        = "~"
-_characters = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz!\'\"(),-.:;? "
-
+_characters = "'-aábcdeéfghiíjklmnñoópqrstuúüvwxyz "
 # Prepend "@" to ARPAbet symbols to ensure uniqueness (some are the same as uppercase letters):
 #_arpabet = ["@' + s for s in cmudict.valid_symbols]