diff --git a/requirements.txt b/requirements.txt
index 76cf8ed..855032a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,4 @@
 torch
 torchaudio
 numpy
-
-# non essential dependencies:
-colorama
+seconohe
diff --git a/src/requirements-dev.txt b/src/requirements-dev.txt
index 8e4447e..b0ccefc 100644
--- a/src/requirements-dev.txt
+++ b/src/requirements-dev.txt
@@ -1,5 +1,6 @@
 pytest
 tqdm
+seconohe
 # mypy
 # flake8
 # Note: torch and torchaudio are handled separately in the workflow for CPU installation.