diff --git a/.github/workflows/unittest_linux.yml b/.github/workflows/unittest_linux.yml
deleted file mode 100644
index 40b9a8a2..00000000
--- a/.github/workflows/unittest_linux.yml
+++ /dev/null
@@ -1,13 +0,0 @@
-name: linux
-on:
-  push:
-    paths-ignore:
-    - 'docs/**'
-
-jobs:
-  linux:
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v1
-    - name: make test_make
-      run: make test_make
diff --git a/.github/workflows/unittest_mac_tsan_mbedtls.yml b/.github/workflows/unittest_mac_tsan_mbedtls.yml
deleted file mode 100644
index 794672ee..00000000
--- a/.github/workflows/unittest_mac_tsan_mbedtls.yml
+++ /dev/null
@@ -1,15 +0,0 @@
-name: mac_tsan_mbedtls
-on:
-  push:
-    paths-ignore:
-    - 'docs/**'
-
-jobs:
-  mac_tsan_mbedtls:
-    runs-on: macOS-latest
-    steps:
-    - uses: actions/checkout@v1
-    - name: install mbedtls
-      run: brew install mbedtls
-    - name: make test
-      run: make test_tsan_mbedtls
diff --git a/.github/workflows/unittest_mac_tsan_openssl.yml b/.github/workflows/unittest_mac_tsan_openssl.yml
deleted file mode 100644
index 9926ec29..00000000
--- a/.github/workflows/unittest_mac_tsan_openssl.yml
+++ /dev/null
@@ -1,15 +0,0 @@
-name: mac_tsan_openssl
-on:
-  push:
-    paths-ignore:
-    - 'docs/**'
-
-jobs:
-  mac_tsan_openssl:
-    runs-on: macOS-latest
-    steps:
-    - uses: actions/checkout@v1
-    - name: install openssl
-      run: brew install openssl@1.1
-    - name: make test
-      run: make test_tsan_openssl
diff --git a/.github/workflows/unittest_mac_tsan_sectransport.yml b/.github/workflows/unittest_mac_tsan_sectransport.yml
deleted file mode 100644
index 79c6dd81..00000000
--- a/.github/workflows/unittest_mac_tsan_sectransport.yml
+++ /dev/null
@@ -1,13 +0,0 @@
-name: mac_tsan_sectransport
-on:
-  push:
-    paths-ignore:
-    - 'docs/**'
-
-jobs:
-  mac_tsan_sectransport:
-    runs-on: macOS-latest
-    steps:
-    - uses: actions/checkout@v1
-    - name: make test_tsan
-      run: make test_tsan