diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index a9ed73a9..8eac43e8 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -1,6 +1,6 @@
 {
     "name": "linkerd2",
-    "image": "ghcr.io/linkerd/dev:v42",
+    "image": "ghcr.io/linkerd/dev:v43",
     "extensions": [
         "DavidAnson.vscode-markdownlint",
         "golang.go",
diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index bfcb2c7b..1194eeef 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -14,7 +14,7 @@ permissions:
 jobs:
   lint:
     runs-on: ubuntu-latest
-    container: ghcr.io/linkerd/dev:v42-go
+    container: ghcr.io/linkerd/dev:v43-go
     steps:
       - uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
       - run: git config --global --add safe.directory "$PWD" # actions/runner#2033
@@ -22,7 +22,7 @@ jobs:
 
   fmt:
     runs-on: ubuntu-latest
-    container: ghcr.io/linkerd/dev:v42-go
+    container: ghcr.io/linkerd/dev:v43-go
     steps:
       - uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
       - run: git config --global --add safe.directory "$PWD" # actions/runner#2033
@@ -30,7 +30,7 @@ jobs:
 
   unit-test:
     runs-on: ubuntu-latest
-    container: ghcr.io/linkerd/dev:v42-go
+    container: ghcr.io/linkerd/dev:v43-go
     steps:
       - uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
       - run: git config --global --add safe.directory "$PWD" # actions/runner#2033
diff --git a/.github/workflows/release-validator.yml b/.github/workflows/release-validator.yml
index 328ebebc..fa9f963d 100644
--- a/.github/workflows/release-validator.yml
+++ b/.github/workflows/release-validator.yml
@@ -14,7 +14,7 @@ jobs:
   meta:
     timeout-minutes: 15
     runs-on: ubuntu-latest
-    container: ghcr.io/linkerd/dev:v42-rust
+    container: ghcr.io/linkerd/dev:v43-rust
     steps:
       - uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
       - uses: ./.github/actions/version-mode
@@ -34,7 +34,7 @@ jobs:
         arch: [amd64, arm64, arm]
     timeout-minutes: 10
     runs-on: ubuntu-latest
-    container: ghcr.io/linkerd/dev:v42-rust-musl
+    container: ghcr.io/linkerd/dev:v43-rust-musl
     steps:
       - uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
       - run: just validator arch=${{ matrix.arch }} profile=release version=${{ needs.meta.outputs.version }} package
diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index e2579318..90aae47f 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -14,11 +14,11 @@ jobs:
   check:
     timeout-minutes: 5
     runs-on: ubuntu-latest
-    container: ghcr.io/linkerd/dev:v42-rust
+    container: ghcr.io/linkerd/dev:v43-rust
     steps:
       - uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
       - run: just rs-fetch
-      - run: just rs-fmt-check
+      - run: just rs-check-fmt
       - run: just rs-clippy
       - run: just rs-test-build
       - run: just rs-test