diff --git a/.github/workflows/test_executorch_export.yml b/.github/workflows/test_executorch_export.yml
index eb8f995f71..771da52ca5 100644
--- a/.github/workflows/test_executorch_export.yml
+++ b/.github/workflows/test_executorch_export.yml
@@ -16,7 +16,7 @@ jobs:
       fail-fast: false
       matrix:
         python-version: ['3.10', '3.11', '3.12']
-        os: [ubuntu-20.04, macos-15]
+        os: [ubuntu-20.04-16-core, macos-15]
 
     runs-on: ${{ matrix.os }}
     steps:
diff --git a/tests/executorch/export/test_exporters_executorch.py b/tests/executorch/export/test_exporters_executorch.py
index ddce086b80..f2467105e4 100644
--- a/tests/executorch/export/test_exporters_executorch.py
+++ b/tests/executorch/export/test_exporters_executorch.py
@@ -74,7 +74,6 @@ def test_qwen2_5_export_to_executorch(self):
 
     @slow
     @pytest.mark.run_slow
-    @pytest.mark.skip
     def test_gemma2_export_to_executorch(self):
         model_id = "unsloth/gemma-2-2b-it"
         task = "text-generation"
@@ -89,7 +88,6 @@ def test_gemma2_export_to_executorch(self):
 
     @slow
     @pytest.mark.run_slow
-    @pytest.mark.skip
     def test_gemma_export_to_executorch(self):
         model_id = "weqweasdas/RM-Gemma-2B"
         task = "text-generation"