diff --git a/.circleci/config.yml b/.circleci/config.yml
deleted file mode 100644
index ed5297bc..00000000
--- a/.circleci/config.yml
+++ /dev/null
@@ -1,52 +0,0 @@
-# Build configuration for https://circleci.com/
-
-version: 2.1
-
-orbs:
-  win: circleci/windows@2.2.0
-
-workflows:
-  main:
-    jobs:
-      - build_ubuntu
-      - build_docker
-
-jobs:
-  build_docker:
-    docker:
-      - image: circleci/buildpack-deps:stable
-    steps:
-      - checkout
-      - run: autoreconf -i && ./configure --enable-warning-as-error && make all dist
-  build_ubuntu:
-    machine:
-      image: ubuntu-2004:202101-01
-    steps:
-      - checkout
-      - run: autoreconf -i && ./configure --enable-warning-as-error && make all dist
-  build_win:
-    executor:
-      name: win/default
-    steps:
-      - run:
-          name: Installing MSYS2
-          shell: powershell.exe
-          command: 'choco install msys2'
-      - run:
-          name: Installing tools
-          shell: powershell.exe
-          command: 'C:\tools\msys64\usr\bin\bash.exe -l -c "pacman --needed --noconfirm -S autoreconf automake mingw-w64-x86_64-toolchain"'
-      - checkout
-      - run:
-          name: Autoreconf
-          shell: C:\\tools\\msys64\\usr\\bin\\bash.exe -l
-          command: 'cd /c/Users/circleci/project && autoreconf -i'
-      - run:
-          name: Configure
-          shell: C:\\tools\\msys64\\usr\\bin\\bash.exe -l
-          command: 'cd /c/Users/circleci/project && ./configure --enable-warning-as-error'
-      - run:
-          name: Make
-          shell: C:\\tools\\msys64\\usr\\bin\\bash.exe -l
-          command: 'cd /c/Users/circleci/project && make'
-
diff --git a/.drone.yml b/.drone.yml
deleted file mode 100644
index 6b36b34e..00000000
--- a/.drone.yml
+++ /dev/null
@@ -1,17 +0,0 @@
-# Build configuration for https://www.tea-ci.org
-
-build:
-  image: teaci/msys$$arch
-  shell: mingw$$arch
-  pull: true
-  commands:
-    - autoreconf -i
-    - ./configure --enable-warning-as-error
-    - make
-    - make check
-
-matrix:
-  arch:
-    - 64
-    - 32
-