diff --git a/.github/workflows/changelog.yml b/.github/workflows/changelog.yml
index 08f6c7a020..74a8b52f96 100644
--- a/.github/workflows/changelog.yml
+++ b/.github/workflows/changelog.yml
@@ -9,7 +9,7 @@ on:
 
 jobs:
   run-changelog-check:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-4
     steps:
       - name: Checkout source code
         uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
diff --git a/.github/workflows/check-specrefs.yml b/.github/workflows/check-specrefs.yml
index fb4007e8d7..e0b6789bdb 100644
--- a/.github/workflows/check-specrefs.yml
+++ b/.github/workflows/check-specrefs.yml
@@ -3,7 +3,7 @@ on: [push, pull_request]
 
 jobs:
   check-specrefs:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-4
 
     steps:
     - name: Checkout repository
diff --git a/.github/workflows/clang-format.yml b/.github/workflows/clang-format.yml
index 9810545c0c..dd5b1fb678 100644
--- a/.github/workflows/clang-format.yml
+++ b/.github/workflows/clang-format.yml
@@ -10,7 +10,7 @@ on:
 
 jobs:
   clang-format-checking:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-4
     steps:
       - uses: actions/checkout@v2
       # Is this step failing for you? 
diff --git a/.github/workflows/fuzz.yml b/.github/workflows/fuzz.yml
index fd9de7000c..a60ad462d7 100644
--- a/.github/workflows/fuzz.yml
+++ b/.github/workflows/fuzz.yml
@@ -10,7 +10,7 @@ permissions:
 
 jobs:
   list:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-4
     timeout-minutes: 180
     steps:
       - uses: actions/checkout@v3
@@ -25,7 +25,7 @@ jobs:
       fuzz-tests: ${{steps.list.outputs.fuzz-tests}}
 
   fuzz:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-4
     timeout-minutes: 360
     needs: list
     strategy:
diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index 8df59cc54a..4eeb1585e7 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -11,7 +11,7 @@ on:
 jobs:
   formatting:
     name: Formatting
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-4
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -22,7 +22,7 @@ jobs:
 
   gosec:
     name: Gosec scan
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-4
     env:
       GO111MODULE: on
     steps:
@@ -40,7 +40,7 @@ jobs:
 
   lint:
     name: Lint
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-4
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -59,7 +59,7 @@ jobs:
 
   build:
     name: Build
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-4
     steps:
       - name: Set up Go 1.25.1
         uses: actions/setup-go@v4
diff --git a/.github/workflows/horusec.yaml b/.github/workflows/horusec.yaml
index b5bf9831b8..ffb9a17f5c 100644
--- a/.github/workflows/horusec.yaml
+++ b/.github/workflows/horusec.yaml
@@ -8,7 +8,7 @@ on:
 jobs:
   Horusec_Scan:
     name: horusec-Scan
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-4
     if: github.ref == 'refs/heads/develop'
     steps:
     - name: Check out code
@@ -19,4 +19,4 @@ jobs:
     - name: Running Security Scan
       run: |
         curl -fsSL https://raw.githubusercontent.com/ZupIT/horusec/main/deployments/scripts/install.sh | bash -s latest
-        horusec start -t="10000" -p="./" -e="true" -i="**/crypto/bls/herumi/**, **/**/*_test.go, **/third_party/afl/**, **/crypto/keystore/key.go"
\ No newline at end of file
+        horusec start -t="10000" -p="./" -e="true" -i="**/crypto/bls/herumi/**, **/**/*_test.go, **/third_party/afl/**, **/crypto/keystore/key.go"
diff --git a/changelog/pvl-gh-runners.md b/changelog/pvl-gh-runners.md
new file mode 100644
index 0000000000..c27411c813
--- /dev/null
+++ b/changelog/pvl-gh-runners.md
@@ -0,0 +1,3 @@
+### Ignored
+
+- Changed github action runners from `ubuntu-latest` to `ubuntu-4`