diff --git a/pyproject.toml b/pyproject.toml
index ca345bd..6b0c3b6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "tbsoc"
-version = "3.1.0"
+version = "3.1.1"
 description = "A computational method to estimate spin-orbital interaction strength in solid state systems"
 readme = "README.md"
 requires-python = ">=3.9"
diff --git a/tbsoc/version.py b/tbsoc/version.py
index 967539d..8a717b2 100644
--- a/tbsoc/version.py
+++ b/tbsoc/version.py
@@ -3,7 +3,7 @@
 
 MAJOR = 3
 MINOR = 1
-MICRO = 0
+MICRO = 1
 ISRELEASED = True
 VERSION = '%d.%d.%d' % (MAJOR, MINOR, MICRO)