diff --git a/pico/lang/es-ES_ta.bin b/pico/lang/es-ES_ta.bin
index dfa3c55..3442eed 100755
--- a/pico/lang/es-ES_ta.bin
+++ b/pico/lang/es-ES_ta.bin
Binary files differ
diff --git a/pico/lang/es-ES_zl0_sg.bin b/pico/lang/es-ES_zl0_sg.bin
index f29f6b1..c70257c 100755
--- a/pico/lang/es-ES_zl0_sg.bin
+++ b/pico/lang/es-ES_zl0_sg.bin
Binary files differ
diff --git a/pico/tests/data/tests_regressions_es-ES.txt b/pico/tests/data/tests_regressions_es-ES.txt
new file mode 100644
index 0000000..f44d8dc
--- /dev/null
+++ b/pico/tests/data/tests_regressions_es-ES.txt
@@ -0,0 +1,20 @@
+﻿
+# BEGIN_TEST
+
+#------------------------------
+# Spanish (es-ES)
+#
+# Notes: These tests cover known issues and previous bugs that have been fixed. Those
+#        latter are to be used for regression testing
+#        When a test is marked as "BUG", if possible, the tester will capture an approximate
+#        transcription of what was heard inside [ ].
+
+# TEST (old bug: burst of noise at end of sentence)
+<speak xml:lang="es-ES">El sintetizador de voz</speak>
+
+# END_TEST
+
+
+# ---------
+
+