diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 998e3f5..86e1d60 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -20,5 +20,5 @@ jobs:
     - uses: actions/checkout@v2
 
     - name: Build and TesT
-      run: npx --package mini-cross@0.15.2 mc --no-tty ubuntu:16.04 .mc/rebuild.sh
+      run: npx --package mini-cross@0.15.2 mc --no-tty ubuntu:20.04 .mc/rebuild.sh
 
diff --git a/.mc/ubuntu:16.04.yaml b/.mc/ubuntu:20.04.yaml
similarity index 73%
rename from .mc/ubuntu:16.04.yaml
rename to .mc/ubuntu:20.04.yaml
index 5bd5ef7..9b036ce 100644
--- a/.mc/ubuntu:16.04.yaml
+++ b/.mc/ubuntu:20.04.yaml
@@ -1,5 +1,5 @@
 ---
-base: ubuntu:16.04
+base: ubuntu:20.04
 install:
  - cmake
  - g++