diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index 170797c29b..d83dadf840 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -3,7 +3,7 @@
 	"build": {
 		"dockerfile": "Dockerfile",
 		"args": {
-			"DEV_VERSION": "v46",
+			"DEV_VERSION": "v47",
 			"http_proxy": "${localEnv:http_proxy}",
 			"https_proxy": "${localEnv:https_proxy}"
 		}
diff --git a/.github/workflows/beta.yml b/.github/workflows/beta.yml
index b337ac34cd..13c9b66eac 100644
--- a/.github/workflows/beta.yml
+++ b/.github/workflows/beta.yml
@@ -23,7 +23,7 @@ permissions:
 jobs:
   build:
     runs-on: ${{ vars.LINKERD2_PROXY_RUNNER || 'ubuntu-24.04' }}
-    container: ghcr.io/linkerd/dev:v46-rust
+    container: ghcr.io/linkerd/dev:v47-rust
     timeout-minutes: 20
     continue-on-error: true
     steps:
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 76e22b8adb..2085ee4bb9 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -43,7 +43,7 @@ jobs:
     runs-on: ${{ vars.LINKERD2_PROXY_RUNNER || 'ubuntu-24.04' }}
     timeout-minutes: 30
     container:
-      image: docker://ghcr.io/linkerd/dev:v46-rust
+      image: docker://ghcr.io/linkerd/dev:v47-rust
       options: --security-opt seccomp=unconfined # 🤷
     env:
       CXX: "/usr/bin/clang++-19"
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 85c8a41e8e..14bad913cd 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -23,7 +23,7 @@ permissions:
 jobs:
   build:
     runs-on: ${{ vars.LINKERD2_PROXY_RUNNER || 'ubuntu-24.04' }}
-    container: ghcr.io/linkerd/dev:v46-rust
+    container: ghcr.io/linkerd/dev:v47-rust
     timeout-minutes: 20
     continue-on-error: true
     steps:
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 90af70de66..9e80da47c0 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -76,7 +76,7 @@ jobs:
     if: needs.meta.outputs.actions_changed == 'true'
     runs-on: ${{ vars.LINKERD2_PROXY_RUNNER || 'ubuntu-24.04' }}
     steps:
-      - uses: linkerd/dev/actions/setup-tools@v46
+      - uses: linkerd/dev/actions/setup-tools@v47
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
       - run: just action-lint
       - run: just action-dev-check
@@ -85,7 +85,7 @@ jobs:
     needs: meta
     if: needs.meta.outputs.cargo_changed == 'true' || needs.meta.outputs.rust_changed == 'true'
     runs-on: ${{ vars.LINKERD2_PROXY_RUNNER || 'ubuntu-24.04' }}
-    container: ghcr.io/linkerd/dev:v46-rust
+    container: ghcr.io/linkerd/dev:v47-rust
     permissions:
       contents: read
     timeout-minutes: 20
@@ -108,7 +108,7 @@ jobs:
     if: needs.meta.outputs.cargo_changed == 'true'
     timeout-minutes: 20
     runs-on: ${{ vars.LINKERD2_PROXY_RUNNER || 'ubuntu-24.04' }}
-    container: ghcr.io/linkerd/dev:v46-rust
+    container: ghcr.io/linkerd/dev:v47-rust
     strategy:
       matrix:
         crate: ${{ fromJson(needs.meta.outputs.cargo_crates) }}
@@ -127,7 +127,7 @@ jobs:
     env:
       WAIT_TIMEOUT: 2m
     steps:
-      - uses: linkerd/dev/actions/setup-tools@v46
+      - uses: linkerd/dev/actions/setup-tools@v47
       - name: scurl https://run.linkerd.io/install-edge | sh
         run: |
           scurl https://run.linkerd.io/install-edge | sh
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 5875d9ff86..5a55586d02 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -142,7 +142,7 @@ jobs:
     continue-on-error: ${{ needs.meta.outputs.publish != 'true' }}
     runs-on: ${{ vars.LINKERD2_PROXY_RUNNER || 'ubuntu-24.04' }}
     timeout-minutes: 40
-    container: docker://ghcr.io/linkerd/dev:v46-rust-musl
+    container: docker://ghcr.io/linkerd/dev:v47-rust-musl
     env:
       LINKERD2_PROXY_VENDOR: ${{ github.repository_owner }}
       LINKERD2_PROXY_VERSION: ${{ needs.meta.outputs.version }}
diff --git a/.github/workflows/shellcheck.yml b/.github/workflows/shellcheck.yml
index dde201f49e..735aad1c9f 100644
--- a/.github/workflows/shellcheck.yml
+++ b/.github/workflows/shellcheck.yml
@@ -15,6 +15,6 @@ jobs:
     timeout-minutes: 5
     runs-on: ${{ vars.LINKERD2_PROXY_RUNNER || 'ubuntu-24.04' }}
     steps:
-      - uses: linkerd/dev/actions/setup-tools@v46
+      - uses: linkerd/dev/actions/setup-tools@v47
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
       - run: just sh-lint
diff --git a/.github/workflows/toolchain.yml b/.github/workflows/toolchain.yml
index 728864484f..8196524852 100644
--- a/.github/workflows/toolchain.yml
+++ b/.github/workflows/toolchain.yml
@@ -14,7 +14,7 @@ permissions:
 jobs:
   devcontainer:
     runs-on: ${{ vars.LINKERD2_PROXY_RUNNER || 'ubuntu-24.04' }}
-    container: ghcr.io/linkerd/dev:v46-rust
+    container: ghcr.io/linkerd/dev:v47-rust
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
       - run: git config --global --add safe.directory "$PWD" # actions/runner#2033
@@ -37,7 +37,7 @@ jobs:
   workflows:
     runs-on: ${{ vars.LINKERD2_PROXY_RUNNER || 'ubuntu-24.04' }}
     steps:
-      - uses: linkerd/dev/actions/setup-tools@v46
+      - uses: linkerd/dev/actions/setup-tools@v47
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
       - shell: bash
         run: |
diff --git a/Dockerfile b/Dockerfile
index daccb69e05..fb9b8a9a55 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,7 @@
 # This is intended **DEVELOPMENT ONLY**, i.e. so that proxy developers can
 # easily test the proxy in the context of the larger `linkerd2` project.
 
-ARG RUST_IMAGE=ghcr.io/linkerd/dev:v46-rust
+ARG RUST_IMAGE=ghcr.io/linkerd/dev:v47-rust
 
 # Use an arbitrary ~recent edge release image to get the proxy
 # identity-initializing and linkerd-await wrappers.