diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c0ef8ea0..23aa7f24 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,7 +12,7 @@ env:
 
 jobs:
   qa:
-    runs-on: ubuntu-latest
+    runs-on: [self-hosted, Linux]
     steps:
       - uses: actions/checkout@v6
 
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 6f843cdf..6bcd942b 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -12,7 +12,7 @@ env:
 
 jobs:
   coverage:
-    runs-on: ubuntu-latest
+    runs-on: [self-hosted, Linux]
     steps:
       - uses: actions/checkout@v6
 
diff --git a/.github/workflows/pr-build.yml b/.github/workflows/pr-build.yml
index 4ba94681..03e7b1d4 100644
--- a/.github/workflows/pr-build.yml
+++ b/.github/workflows/pr-build.yml
@@ -27,7 +27,7 @@ jobs:
         include:
           - os: ubuntu-latest
             platform: linux/amd64
-    runs-on: ${{ matrix.os }}
+    runs-on: [self-hosted, Linux]
     steps:
       - uses: actions/checkout@v6
         with:
@@ -44,7 +44,7 @@ jobs:
 
   draft-release:
     needs: build
-    runs-on: ubuntu-latest
+    runs-on: [self-hosted, Linux]
     env:
       # Safe: PR number is numeric, not user-controlled string
       PR_NUM: ${{ github.event.pull_request.number || inputs.pr_number }}