diff --git a/.github/workflows/android_ci.yml b/.github/workflows/android_ci.yml
--- a/.github/workflows/android_ci.yml
+++ b/.github/workflows/android_ci.yml
@@ -11,7 +11,7 @@
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
 
     steps:
       - uses: actions/checkout@v2
diff --git a/.github/workflows/android_release.yml b/.github/workflows/android_release.yml
--- a/.github/workflows/android_release.yml
+++ b/.github/workflows/android_release.yml
@@ -6,7 +6,7 @@
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
 
     steps:
       - uses: actions/checkout@v2
diff --git a/.github/workflows/backup_build.yml b/.github/workflows/backup_build.yml
--- a/.github/workflows/backup_build.yml
+++ b/.github/workflows/backup_build.yml
@@ -11,7 +11,7 @@
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
 
     steps:
       - uses: actions/checkout@v2
diff --git a/.github/workflows/blob_build.yml b/.github/workflows/blob_build.yml
--- a/.github/workflows/blob_build.yml
+++ b/.github/workflows/blob_build.yml
@@ -11,7 +11,7 @@
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
 
     steps:
       - uses: actions/checkout@v2
diff --git a/.github/workflows/docker_keyserver.yml b/.github/workflows/docker_keyserver.yml
--- a/.github/workflows/docker_keyserver.yml
+++ b/.github/workflows/docker_keyserver.yml
@@ -10,7 +10,7 @@
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
 
     steps:
       - uses: actions/checkout@v2
diff --git a/.github/workflows/eslint_flow_jest.yml b/.github/workflows/eslint_flow_jest.yml
--- a/.github/workflows/eslint_flow_jest.yml
+++ b/.github/workflows/eslint_flow_jest.yml
@@ -6,7 +6,7 @@
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@v2
 
diff --git a/.github/workflows/identity_build.yaml b/.github/workflows/identity_build.yaml
--- a/.github/workflows/identity_build.yaml
+++ b/.github/workflows/identity_build.yaml
@@ -11,7 +11,7 @@
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
 
     steps:
       - uses: actions/checkout@v2
diff --git a/.github/workflows/ios_release.yml b/.github/workflows/ios_release.yml
--- a/.github/workflows/ios_release.yml
+++ b/.github/workflows/ios_release.yml
@@ -7,7 +7,7 @@
 jobs:
   build:
     name: Build, archive, and upload iOS app
-    runs-on: macos-11
+    runs-on: macos-12
 
     steps:
       - name: Checkout
diff --git a/.github/workflows/remove_harbormaster_tags.yml b/.github/workflows/remove_harbormaster_tags.yml
--- a/.github/workflows/remove_harbormaster_tags.yml
+++ b/.github/workflows/remove_harbormaster_tags.yml
@@ -6,7 +6,7 @@
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
 
     steps:
       - uses: actions/checkout@v2
diff --git a/.github/workflows/shellcheck.yml b/.github/workflows/shellcheck.yml
--- a/.github/workflows/shellcheck.yml
+++ b/.github/workflows/shellcheck.yml
@@ -7,12 +7,12 @@
 jobs:
   shellcheck:
     name: ShellCheck
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
-    - uses: actions/checkout@v2
+      - uses: actions/checkout@v2
 
-    - name: Set globstar
-      run: shopt -s globstar
+      - name: Set globstar
+        run: shopt -s globstar
 
-    - name: Run ShellCheck
-      run: shellcheck -x -P SCRIPTDIR **/*.sh
+      - name: Run ShellCheck
+        run: shellcheck -x -P SCRIPTDIR **/*.sh
diff --git a/.github/workflows/tunnelbroker_build.yaml b/.github/workflows/tunnelbroker_build.yaml
--- a/.github/workflows/tunnelbroker_build.yaml
+++ b/.github/workflows/tunnelbroker_build.yaml
@@ -11,7 +11,7 @@
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
 
     steps:
       - uses: actions/checkout@v2