diff --git a/.github/workflows/benchmark.yml b/.github/workflows/benchmark.yml
index 0ba6ab9ab35..a8c01b53cb5 100644
--- a/.github/workflows/benchmark.yml
+++ b/.github/workflows/benchmark.yml
@@ -41,7 +41,7 @@ jobs:
             package-lock.json
           node-version: ${{ matrix.node_version }}
 
-      - run: npm install -g npm@latest
+      - run: npm install -g npm@11.6.0
 
       - name: Bootstrap
         run: npm ci --ignore-scripts
diff --git a/.github/workflows/bundler-tests.yml b/.github/workflows/bundler-tests.yml
index 75c04c25388..85bc0f6b8d6 100644
--- a/.github/workflows/bundler-tests.yml
+++ b/.github/workflows/bundler-tests.yml
@@ -20,7 +20,7 @@ jobs:
           cache-dependency-path: |
             package-lock.json
           node-version: 24
-      - run: npm install -g npm@latest
+      - run: npm install -g npm@11.6.0
       - name: Install dependencies
         run: npm ci --ignore-scripts
       - name: Build TypeScript packages
diff --git a/.github/workflows/create-or-update-release-pr.yml b/.github/workflows/create-or-update-release-pr.yml
index 50a2c7fec9f..69e938772d0 100644
--- a/.github/workflows/create-or-update-release-pr.yml
+++ b/.github/workflows/create-or-update-release-pr.yml
@@ -41,7 +41,7 @@ jobs:
           cache: 'npm'
           cache-dependency-path: package-lock.json
           node-version: 22
-      - run: npm install -g npm@latest
+      - run: npm install -g npm@11.6.0
 
       - run: npm ci --ignore-scripts
 
diff --git a/.github/workflows/e2e.yml b/.github/workflows/e2e.yml
index 8130777ec7b..69d271f5a6e 100644
--- a/.github/workflows/e2e.yml
+++ b/.github/workflows/e2e.yml
@@ -40,7 +40,7 @@ jobs:
           matrix.node_version == '18' ||
           matrix.node_version == '20.6.0'
           }}
-      - run: npm install -g npm@latest
+      - run: npm install -g npm@11.6.0
         if: ${{
           matrix.node_version == '20' ||
           matrix.node_version == '22' ||
diff --git a/.github/workflows/sbom.yml b/.github/workflows/sbom.yml
index cb8c6b5c4f2..acba5d2bb6e 100644
--- a/.github/workflows/sbom.yml
+++ b/.github/workflows/sbom.yml
@@ -16,7 +16,7 @@ jobs:
         with:
           node-version: 22
 
-      - run: npm install -g npm@latest
+      - run: npm install -g npm@11.6.0
 
       - name: Bootstrap
         run: npm ci --ignore-scripts
diff --git a/.github/workflows/unit-test.yml b/.github/workflows/unit-test.yml
index 32d3990a4f0..02fd66e5a86 100644
--- a/.github/workflows/unit-test.yml
+++ b/.github/workflows/unit-test.yml
@@ -42,7 +42,7 @@ jobs:
           matrix.node_version == '18' ||
           matrix.node_version == '20.6.0'
           }}
-      - run: npm install -g npm@latest
+      - run: npm install -g npm@11.6.0
         if: ${{
           matrix.node_version == '20' ||
           matrix.node_version == '22' ||
@@ -83,7 +83,7 @@ jobs:
             package-lock.json
           node-version: '22'
 
-      - run: npm install -g npm@latest
+      - run: npm install -g npm@11.6.0
 
       - name: Bootstrap
         run: npm ci --ignore-scripts
diff --git a/renovate.json b/renovate.json
index 8b4b9280d99..ecfef754007 100644
--- a/renovate.json
+++ b/renovate.json
@@ -42,7 +42,7 @@
     "@types/node"
   ],
   "constraints": {
-    "npm": ">10.8.0"
+    "npm": "11.6.0"
   },
   "assignees": ["@dyladan", "@legendecas", "@pichlermarc", "@trentm"],
   "labels": ["dependencies"],