diff --git a/setup.py b/setup.py
index 560f358..7b80219 100644
--- a/setup.py
+++ b/setup.py
@@ -41,7 +41,7 @@
 
 setup(
     name="biosets",
-    version="1.2.0",  # expected format is one of x.y.z.dev0, or x.y.z.rc1 or x.y.z (no to dashes, yes to dots)
+    version="1.2.1",  # expected format is one of x.y.z.dev0, or x.y.z.rc1 or x.y.z (no to dashes, yes to dots)
     description="Bioinformatics datasets and tools",
     long_description=open("README.md", encoding="utf-8").read(),
     long_description_content_type="text/markdown",
diff --git a/src/biosets/utils/version.py b/src/biosets/utils/version.py
index c68196d..a955fda 100644
--- a/src/biosets/utils/version.py
+++ b/src/biosets/utils/version.py
@@ -1 +1 @@
-__version__ = "1.2.0"
+__version__ = "1.2.1"