diff --git a/.github/workflows/ghcr-build.yml b/.github/workflows/ghcr-build.yml
index a0b415869b..f6c2014a95 100644
--- a/.github/workflows/ghcr-build.yml
+++ b/.github/workflows/ghcr-build.yml
@@ -248,7 +248,7 @@ jobs:
   test_runtime_root:
     name: RT Unit Tests (Root)
     needs: [ghcr_build_runtime, define-matrix]
-    runs-on: blacksmith-4vcpu-ubuntu-2204
+    runs-on: blacksmith-8vcpu-ubuntu-2204
     strategy:
       fail-fast: false
       matrix:
@@ -286,7 +286,7 @@ jobs:
       - name: Install poetry via pipx
         run: pipx install poetry
       - name: Install Python dependencies using Poetry
-        run: make install-python-dependencies INSTALL_PLAYWRIGHT=0
+        run: make install-python-dependencies POETRY_GROUP=main,test,runtime INSTALL_PLAYWRIGHT=0
       - name: Lowercase Repository Owner
         run: |
           echo REPO_OWNER=$(echo ${{ github.repository_owner }} | tr '[:upper:]' '[:lower:]') >> $GITHUB_ENV
@@ -308,7 +308,7 @@ jobs:
           SANDBOX_RUNTIME_CONTAINER_IMAGE=$image_name \
           TEST_IN_CI=true \
           RUN_AS_OPENHANDS=false \
-          poetry run pytest -n 3 -raRs --reruns 2 --reruns-delay 5 --cov=openhands --cov-report=xml -s ./tests/runtime --ignore=tests/runtime/test_browsergym_envs.py
+          poetry run pytest -n 7 -raRs --reruns 2 --reruns-delay 5 --cov=openhands --cov-report=xml -s ./tests/runtime --ignore=tests/runtime/test_browsergym_envs.py --durations=10
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v5
         env:
@@ -317,7 +317,7 @@ jobs:
   # Run unit tests with the Docker runtime Docker images as openhands user
   test_runtime_oh:
     name: RT Unit Tests (openhands)
-    runs-on: blacksmith-4vcpu-ubuntu-2204
+    runs-on: blacksmith-8vcpu-ubuntu-2204
     needs: [ghcr_build_runtime, define-matrix]
     strategy:
       matrix:
@@ -355,7 +355,7 @@ jobs:
       - name: Install poetry via pipx
         run: pipx install poetry
       - name: Install Python dependencies using Poetry
-        run: make install-python-dependencies INSTALL_PLAYWRIGHT=0
+        run: make install-python-dependencies POETRY_GROUP=main,test,runtime INSTALL_PLAYWRIGHT=0
       - name: Lowercase Repository Owner
         run: |
           echo REPO_OWNER=$(echo ${{ github.repository_owner }} | tr '[:upper:]' '[:lower:]') >> $GITHUB_ENV
@@ -374,7 +374,7 @@ jobs:
           SANDBOX_RUNTIME_CONTAINER_IMAGE=$image_name \
           TEST_IN_CI=true \
           RUN_AS_OPENHANDS=true \
-          poetry run pytest -n 3 -raRs --reruns 2 --reruns-delay 5 --cov=openhands --cov-report=xml -s ./tests/runtime --ignore=tests/runtime/test_browsergym_envs.py
+          poetry run pytest -n 7 -raRs --reruns 2 --reruns-delay 5 --cov=openhands --cov-report=xml -s ./tests/runtime --ignore=tests/runtime/test_browsergym_envs.py --durations=10
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v5
         env: