diff --git a/.github/workflows/test-all.yaml b/.github/workflows/test-all.yaml
index 6d2ba0721..4cc52cffb 100644
--- a/.github/workflows/test-all.yaml
+++ b/.github/workflows/test-all.yaml
@@ -43,7 +43,10 @@ jobs:
           [
             "ubuntu:focal",
             "ubuntu:jammy",
+            "ubuntu:bionic",
             "debian:11",
+            "debian:10",
+            "debian:9",
             "mcr.microsoft.com/devcontainers/base:ubuntu",
             "mcr.microsoft.com/devcontainers/base:debian",
           ]
diff --git a/.github/workflows/test-pr.yaml b/.github/workflows/test-pr.yaml
index 8d21b0364..72bf7d9e7 100644
--- a/.github/workflows/test-pr.yaml
+++ b/.github/workflows/test-pr.yaml
@@ -50,7 +50,10 @@ jobs:
           [
             "ubuntu:focal",
             "ubuntu:jammy",
+            "ubuntu:bionic",
             "debian:11",
+            "debian:10",
+            "debian:9",
             "mcr.microsoft.com/devcontainers/base:ubuntu",
             "mcr.microsoft.com/devcontainers/base:debian",
           ]