diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 02351732fb52..5fe99e095ba1 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -5,7 +5,7 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.4
 
     steps:
     # Step 1: Checkout the repository (your fork)