diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6d2fc387f..9f99778e2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,7 +12,7 @@ jobs:
         node: ["20", "21"]
         flavor: ["dev", "prod"]
       fail-fast: false
-    runs-on: "ubuntu-latest"
+    runs-on: mempool-ci
 
     name: Backend (${{ matrix.flavor }}) - node ${{ matrix.node }}
     steps:
@@ -66,7 +66,7 @@ jobs:
 
   cache:
     name: "Cache assets for builds"
-    runs-on: "ubuntu-latest"
+    runs-on: mempool-ci
     steps:
       - name: Checkout
         uses: actions/checkout@v3
@@ -163,7 +163,7 @@ jobs:
         node: ["20", "21"]
         flavor: ["dev", "prod"]
       fail-fast: false
-    runs-on: "ubuntu-latest"
+    runs-on: mempool-ci
 
     name: Frontend (${{ matrix.flavor }}) - node ${{ matrix.node }}
     steps:
@@ -246,7 +246,7 @@ jobs:
   
   e2e:
     if: "!contains(github.event.pull_request.labels.*.name, 'ops') && !contains(github.head_ref, 'ops/')"
-    runs-on: "ubuntu-latest"
+    runs-on: mempool-ci
     needs: frontend
     strategy:
       fail-fast: false
@@ -378,7 +378,7 @@ jobs:
 
   validate_docker_json:
     if: "!contains(github.event.pull_request.labels.*.name, 'ops') && !contains(github.head_ref, 'ops/')"
-    runs-on: "ubuntu-latest"
+    runs-on: mempool-ci
     name: Validate generated backend Docker JSON
 
     steps: 
diff --git a/.github/workflows/docker_update_latest_tag.yml b/.github/workflows/docker_update_latest_tag.yml
index 5d21697d5..c5ba87f58 100644
--- a/.github/workflows/docker_update_latest_tag.yml
+++ b/.github/workflows/docker_update_latest_tag.yml
@@ -15,7 +15,7 @@ jobs:
         service:
           - frontend
           - backend
-    runs-on: ubuntu-latest
+    runs-on: mempool-ci
     steps:
       - name: Checkout
         uses: actions/checkout@v4
diff --git a/.github/workflows/get_backend_block_height.yml b/.github/workflows/get_backend_block_height.yml
index 52f3b038c..73db6107e 100644
--- a/.github/workflows/get_backend_block_height.yml
+++ b/.github/workflows/get_backend_block_height.yml
@@ -4,7 +4,7 @@ on: [workflow_dispatch]
 
 jobs:
   print-backend-sha:
-    runs-on: 'ubuntu-latest'
+    runs-on: mempool-ci
     name: Get block height
     steps:
       - name: Checkout
diff --git a/.github/workflows/get_backend_hash.yml b/.github/workflows/get_backend_hash.yml
index 57950dee4..d63860c5e 100644
--- a/.github/workflows/get_backend_hash.yml
+++ b/.github/workflows/get_backend_hash.yml
@@ -4,7 +4,7 @@ on: [workflow_dispatch]
 
 jobs:
   print-backend-sha:
-    runs-on: 'ubuntu-latest'
+    runs-on: mempool-ci
     name: Print backend hashes
     steps:
       - name: Checkout
diff --git a/.github/workflows/get_image_digest.yml b/.github/workflows/get_image_digest.yml
index 7414eeb08..3d86c860c 100644
--- a/.github/workflows/get_image_digest.yml
+++ b/.github/workflows/get_image_digest.yml
@@ -10,7 +10,7 @@ on:
         type: string 
 jobs:
   print-images-sha:
-    runs-on: 'ubuntu-latest'
+    runs-on: mempool-ci
     name: Print digest for images
     steps:
       - name: Checkout
diff --git a/.github/workflows/on-tag.yml b/.github/workflows/on-tag.yml
index 1447ec4ab..b02d9ff03 100644
--- a/.github/workflows/on-tag.yml
+++ b/.github/workflows/on-tag.yml
@@ -21,7 +21,7 @@ jobs:
         service:
           - frontend
           - backend
-    runs-on: ubuntu-latest
+    runs-on: mempool-ci
     timeout-minutes: 120
     name: Build and push to DockerHub
     steps: