diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index d36b2cc7..a84f8053 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -35,7 +35,7 @@ jobs:
     
     strategy:
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11']
+        python-version: ['3.8', '3.9', '3.10', '3.11']
         
     steps:
     - name: Checkout repository
@@ -109,7 +109,7 @@ jobs:
     
     strategy:
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11']
+        python-version: ['3.8', '3.9', '3.10', '3.11']
         
     steps:
     - name: Checkout repository
@@ -173,7 +173,7 @@ jobs:
     
 #     strategy:
 #       matrix:
-#         python-version: ['3.7', '3.8', '3.9', '3.10']
+#         python-version: ['3.8', '3.9', '3.10']
         
 #     steps:
 #     - name: Checkout repository
diff --git a/docker/dev.Dockerfile b/docker/dev.Dockerfile
index e64a13c1..70039396 100644
--- a/docker/dev.Dockerfile
+++ b/docker/dev.Dockerfile
@@ -14,9 +14,6 @@ RUN apt-get update --fix-missing && \
         git \
         vim \
         less \
-        python3.7 \
-        python3.7-dev \
-        python3.7-distutils \
         python3.8 \
         python3.8-dev \
         python3.8-distutils \
diff --git a/setup.cfg b/setup.cfg
index d5909f60..55b34f43 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -23,7 +23,6 @@ classifiers =
 	Topic :: Text Processing :: Markup :: XML
 	License :: OSI Approved :: BSD License
 	Programming Language :: Python :: 3
-	Programming Language :: Python :: 3.7
 	Programming Language :: Python :: 3.8
 	Programming Language :: Python :: 3.9
 	Programming Language :: Python :: 3.10
diff --git a/tox.ini b/tox.ini
index 7464e9aa..1b54d2a3 100644
--- a/tox.ini
+++ b/tox.ini
@@ -9,7 +9,6 @@ isolated_build = True
 
 [gh-actions]
 python =
-    3.7: py37
     3.8: py38
     3.9: py39
     3.10: py310