diff --git a/.github/workflows/pkg.yml b/.github/workflows/pkg.yml
index fa157fe5dc..d773676b15 100644
--- a/.github/workflows/pkg.yml
+++ b/.github/workflows/pkg.yml
@@ -19,15 +19,15 @@ jobs:
       matrix:
         platform:
           - os: [self-hosted, macOS, X64]
-            test-os: '["macos-11", "macos-12"]'
+            test-os: [macos-11, macos-12]
             name: darwin+x86-64
           - os: [self-hosted, macOS, ARM64]
             name: darwin+aarch64
           - os: [self-hosted, linux, ARM64]
             name: linux+aarch64
-          - os: '{"group": "linux-x86-64"}'
+          - os: {group: "linux-x86-64"}
             container: debian:buster-slim
-            test-container: '["debian:buster-slim", "ubuntu", "archlinux"]'
+            test-container: ["debian:buster-slim", ubuntu, archlinux]
             name: linux+x86-64
     uses: ./.github/workflows/pkger.yml
     with:
@@ -35,6 +35,6 @@ jobs:
       name: ${{ matrix.platform.name }}
       os: ${{ toJSON(matrix.platform.os) }}
       container: ${{ matrix.container }}
-      test-os: ${{ matrix.platform.test-os }}
-      test-container: ${{ matrix.platform.test-container }}
+      test-os: ${{ toJSON(matrix.platform.test-os) }}
+      test-container: ${{ toJSON(matrix.platform.test-container) }}
     secrets: inherit