diff --git a/docs/conf.py b/docs/conf.py
index a7ebbadd..494d4a48 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -19,7 +19,7 @@
 copyright = '2019-2021, jimy byerley'
 author = 'jimy byerley'
 
-version = '0.12'			# The short X.Y version
+version = '0.13'			# The short X.Y version
 release = 'v'+version	# The full version, including alpha/beta/rc tags
 
 
diff --git a/setup.py b/setup.py
index ee20565c..3a30fc56 100755
--- a/setup.py
+++ b/setup.py
@@ -12,7 +12,7 @@
 setup(
 	# package declaration
 	name='pymadcad',
-	version='0.12.0',
+	version='0.13.0',
 	python_requires='>=3.8',
 	install_requires=[
 		'pyglm>=2.5.5',
@@ -22,7 +22,7 @@
 		'PyQt5>=5',
 		'Pillow>=5.4',
 		'pyyaml>=5',
-		'arrex>=0.3',
+		'arrex>=0.3.1',
 		],
 	extras_require={
 		'PLY': ['plyfile>=0.7'],