diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 7979b817a0b2f75b858f59a60360f56d143429f9..8a575da607ce3bf17a5d44a4bb18ed299912bb9b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -21,7 +21,7 @@ before_script:
 - pip install -e .[dev]
 
 linting:
-  image: python:3.6
+  image: python:3.8
   tags:
   - passoft
   stage: test
@@ -29,22 +29,6 @@ linting:
   - flake8 --ignore=F403,F405,F821,F841,W504 fixhdr
   - flake8 tests
 
-python3.6:
-  image: python:3.6
-  tags:
-  - passoft
-  stage: test
-  script:
-  - python -m unittest
-
-python3.7:
-  image: python:3.7
-  tags:
-  - passoft
-  stage: test
-  script:
-  - python -m unittest
-
 python3.8:
   image: python:3.8
   tags:
diff --git a/conda.recipe/meta.yaml b/conda.recipe/meta.yaml
index 1359ff4ad8c5ea4b7fa5cf9de01fe993b03ec325..1afbb7240b99bebd055b683371995fa78d16b287 100644
--- a/conda.recipe/meta.yaml
+++ b/conda.recipe/meta.yaml
@@ -1,6 +1,6 @@
 package:
   name: fixhdr
-  version: 2022.1.0.0
+  version: 2023.2.0.0
 
 source:
   path: ../
@@ -11,10 +11,10 @@ build:
 
 requirements:
   build:
-    - python >=3.6
+    - python >=3.8
     - pip
   run:
-    - python >=3.6
+    - python >=3.8
     - pmw
 
 test:
diff --git a/fixhdr/__init__.py b/fixhdr/__init__.py
index 639e3904e136b6775b4651868bb8fc6951d94940..bd45b4bdd9875618079a89f6113268d7f76b824c 100644
--- a/fixhdr/__init__.py
+++ b/fixhdr/__init__.py
@@ -4,4 +4,4 @@
 
 __author__ = """IRIS PASSCAL"""
 __email__ = 'software-support@passcal.nmt.edu'
-__version__ = '2022.1.0.0'
+__version__ = '2023.2.0.0'
diff --git a/fixhdr/fixhdr.py b/fixhdr/fixhdr.py
index 0e7f26899cc7567b72fe7241a1a16184210c622d..2a4ce7f031c651da1fd25b7481949c7c1502ad99 100755
--- a/fixhdr/fixhdr.py
+++ b/fixhdr/fixhdr.py
@@ -299,7 +299,7 @@ from tkinter.filedialog import *
 
 from fixhdr.LibTrace import *
 
-VERSION = "2022.1.0.0"
+VERSION = "2023.2.0.0"
 
 SPACE = " "
 DATALOC = ""
diff --git a/setup.py b/setup.py
index e34169c0cf52cfe10cebbcf3334e5a95bb781384..58abe0746f41e1d8ad8d1d614f52300eea84d996 100644
--- a/setup.py
+++ b/setup.py
@@ -20,8 +20,6 @@ setup(
         'Intended Audience :: Developers',
         'License :: OSI Approved ::  GNU General Public License v3 (GPLv3)',
         'Natural Language :: English',
-        'Programming Language :: Python :: 3.6',
-        'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
     ],
     description="Modifies mseed headers",
@@ -44,7 +42,7 @@ setup(
     keywords='fixhdr',
     name='fixhdr',
     packages=find_packages(include=['fixhdr']),
-    url='https://git.passcal.nmt.edu/passoft/fixhdr',
-    version='2022.1.0.0',
+    url='https://git.passcal.nmt.edu/software_public/passoft/fixhdr',
+    version='2023.2.0.0',
     zip_safe=False,
 )
diff --git a/tox.ini b/tox.ini
index 8ad663cc6745ae0af255931d48917be7805ecf83..cf67bd542d3b725d985e974aec72dfd4a90507a1 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py36, py37, py38, flake8
+envlist = py38, flake8
 
 [testenv:flake8]
 basepython = python