diff --git a/.github/workflows/auto-assign.yml b/.github/workflows/auto-assign.yml
index 5b166c6..0af2367 100644
--- a/.github/workflows/auto-assign.yml
+++ b/.github/workflows/auto-assign.yml
@@ -6,7 +6,7 @@ on:
     types: [opened]
 jobs:
   run:
-    runs-on: ubuntu-latest
+    runs-on: self-hosted
     permissions:
       issues: write
       pull-requests: write
diff --git a/.github/workflows/proof-html.yml b/.github/workflows/proof-html.yml
index be7dac3..0222b19 100644
--- a/.github/workflows/proof-html.yml
+++ b/.github/workflows/proof-html.yml
@@ -4,7 +4,7 @@ on:
   workflow_dispatch:
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: self-hosted
     steps:
       - uses: anishathalye/proof-html@v1.1.0
         with: