diff --git a/.github/workflows/run_pytest.yml b/.github/workflows/run_pytest.yml
index 20013f6..0519e5f 100644
--- a/.github/workflows/run_pytest.yml
+++ b/.github/workflows/run_pytest.yml
@@ -64,11 +64,11 @@ jobs:
         EINX_FILTER_TRACEBACK=0 pytest test --backend torch
         pip install --upgrade "torch==2.3.0"
         EINX_FILTER_TRACEBACK=0 pytest test --backend torch
-        pip install --upgrade "torch==2.2.0" numpy<2
+        pip install --upgrade "torch==2.2.0" "numpy<2"
         EINX_FILTER_TRACEBACK=0 pytest test --backend torch
-        pip install --upgrade "torch==2.1.0" numpy<2
+        pip install --upgrade "torch==2.1.0" "numpy<2"
         EINX_FILTER_TRACEBACK=0 pytest test --backend torch
-        pip install --upgrade "torch==2.0.0" numpy<2
+        pip install --upgrade "torch==2.0.0" "numpy<2"
         EINX_FILTER_TRACEBACK=0 pytest test --backend torch
-        pip install --upgrade "torch<2" numpy<2
+        pip install --upgrade "torch<2" "numpy<2"
         EINX_FILTER_TRACEBACK=0 pytest test/test_invalid_backend_version.py