diff --git a/.github/workflows/merge.yml b/.github/workflows/merge.yml
index 1e42106..d272349 100644
--- a/.github/workflows/merge.yml
+++ b/.github/workflows/merge.yml
@@ -6,10 +6,11 @@ jobs:
   test:
     strategy:
       matrix:
-        os: [ubuntu-latest, macos-latest, windows-latest]
-        node-version: [12.x, 14.x, 16.x]
+        os: [ubuntu-latest]
+        node-version: [16.x]
 
     runs-on: ${{ matrix.os }}
+
     steps:
       - uses: actions/checkout@v3
         with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 0e7e86b..5f677c9 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -6,8 +6,8 @@ jobs:
   test:
     strategy:
       matrix:
-        os: [ubuntu-latest, macos-latest, windows-latest]
-        node-version: [12.x, 14.x, 16.x]
+        os: [ubuntu-latest]
+        node-version: [16.x]
 
     runs-on: ${{ matrix.os }}
     steps: