diff --git a/.github/workflows/continuous-integration.yaml b/.github/workflows/continuous-integration.yaml
index 0cec5b4..30ab5f4 100644
--- a/.github/workflows/continuous-integration.yaml
+++ b/.github/workflows/continuous-integration.yaml
@@ -11,7 +11,7 @@ jobs:
   run-testsuite:
     strategy:
       matrix:
-        os: ['ubuntu-latest', 'macos-11', 'macos-12', 'macos-13', 'macos-14']
+        os: ['ubuntu-latest', 'macos-12', 'macos-13', 'macos-14']
     runs-on: '${{ matrix.os }}'
     name: 'Run Testsuite'
     steps:
@@ -22,7 +22,7 @@ jobs:
   install-macports:
     strategy:
       matrix:
-        os: ['macos-11', 'macos-12', 'macos-13', 'macos-14']
+        os: ['macos-12', 'macos-13', 'macos-14']
         version: ['2.9.3']
         prefix: ['/opt/local']
     runs-on: '${{ matrix.os }}'
diff --git a/testsuite/run-testsuite-on-macos-11.yaml b/testsuite/run-testsuite-on-macos-11.yaml
deleted file mode 100644
index 98f96bc..0000000
--- a/testsuite/run-testsuite-on-macos-11.yaml
+++ /dev/null
@@ -1,14 +0,0 @@
-version: '2.9.3'
-prefix: '/opt/local'
-variants:
-  select:
-    - aqua
-    - metal
-  deselect: x11
-ports:
-  - name: db48
-    deselect: [ java ]
-    select: [ tcl, universal ]
-  - name: gmp
-    select: native
-  - name: dbus