diff --git a/VERSION.txt b/VERSION.txt
index 7cd2918..5d5322d 100644
--- a/VERSION.txt
+++ b/VERSION.txt
@@ -1 +1 @@
-0.1.97
+0.1.98
diff --git a/python/src/sentencepiece/_version.py b/python/src/sentencepiece/_version.py
index 08dcbe4..f7c995b 100644
--- a/python/src/sentencepiece/_version.py
+++ b/python/src/sentencepiece/_version.py
@@ -1 +1 @@
-__version__ = '0.1.97'
+__version__ = '0.1.98'