diff --git a/.github/workflows/benchmarks.yml b/.github/workflows/benchmarks.yml
index ffaac4a..3c5889d 100644
--- a/.github/workflows/benchmarks.yml
+++ b/.github/workflows/benchmarks.yml
@@ -8,7 +8,7 @@ jobs:
       matrix:
         python-version: ["3.9", "3.10", "3.11"]
       fail-fast: false
-    runs-on: macos-14
+    runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@v3
       
diff --git a/.github/workflows/fullTest.yml b/.github/workflows/fullTest.yml
index 7efa818..b756d49 100644
--- a/.github/workflows/fullTest.yml
+++ b/.github/workflows/fullTest.yml
@@ -4,7 +4,7 @@ on: [push, pull_request]
 
 jobs:
   testPython309:
-    runs-on: ubuntu-22.04
+    runs-on: macos-12
     strategy:
       fail-fast: false
     steps:
@@ -37,7 +37,7 @@ jobs:
   
   testPython310:
     needs: testPython309
-    runs-on: ubuntu-22.04
+    runs-on: macos-12
     steps:
       - uses: actions/checkout@v3
       
@@ -64,7 +64,7 @@ jobs:
           
   testPython311:
     needs: testPython310
-    runs-on: ubuntu-22.04
+    runs-on: macos-12
     steps:
       - uses: actions/checkout@v3