diff --git a/sky/skylet/constants.py b/sky/skylet/constants.py
index e016de5fc2d..d738bcb5e52 100644
--- a/sky/skylet/constants.py
+++ b/sky/skylet/constants.py
@@ -104,7 +104,9 @@
 # set UV_SYSTEM_PYTHON to false in case the
 # user provided docker image set it to true.
 # unset PYTHONPATH in case the user provided docker image set it.
-SKY_UV_CMD = ('UV_SYSTEM_PYTHON=false '
+# UV_LINK_MODE=copy avoids a uv >=0.10.5 bug where clone/reflink mode
+# strips execute permissions on XFS filesystems, breaking Ray binaries.
+SKY_UV_CMD = ('UV_LINK_MODE=copy UV_SYSTEM_PYTHON=false '
               f'{SKY_UNSET_PYTHONPATH_AND_SET_CWD} {SKY_UV_INSTALL_DIR}/uv')
 # This won't reinstall uv if it's already installed, so it's safe to re-run.
 SKY_UV_INSTALL_CMD = (f'{SKY_UV_CMD} -V >/dev/null 2>&1 || '
diff --git a/sky/templates/kubernetes-ray.yml.j2 b/sky/templates/kubernetes-ray.yml.j2
index 982af72124d..f16d9fa983d 100644
--- a/sky/templates/kubernetes-ray.yml.j2
+++ b/sky/templates/kubernetes-ray.yml.j2
@@ -922,7 +922,7 @@ available_node_types:
 
                 # set UV_SYSTEM_PYTHON to false in case the user provided docker image set it to true.
                 # unset PYTHONPATH and set CWD to $HOME to avoid user image interfering with SkyPilot runtime.
-                VIRTUAL_ENV=~/skypilot-runtime UV_SYSTEM_PYTHON=false {{sky_unset_pythonpath_and_set_cwd}} ~/.local/bin/uv pip install skypilot[kubernetes,remote]
+                VIRTUAL_ENV=~/skypilot-runtime UV_LINK_MODE=copy UV_SYSTEM_PYTHON=false {{sky_unset_pythonpath_and_set_cwd}} ~/.local/bin/uv pip install skypilot[kubernetes,remote]
                 # Wait for `patch` package to be installed before applying ray patches
                 until dpkg -l | grep -q "^ii  patch "; do
                   sleep 0.1
@@ -930,7 +930,7 @@ available_node_types:
                 done
                 # Apply Ray patches for progress bar fix
                 # ~/.sky/python_path is seeded by conda_installation_commands
-                VIRTUAL_ENV=~/skypilot-runtime UV_SYSTEM_PYTHON=false {{sky_unset_pythonpath_and_set_cwd}} ~/.local/bin/uv pip list | grep "ray " | grep 2.9.3 2>&1 > /dev/null && {
+                VIRTUAL_ENV=~/skypilot-runtime UV_LINK_MODE=copy UV_SYSTEM_PYTHON=false {{sky_unset_pythonpath_and_set_cwd}} ~/.local/bin/uv pip list | grep "ray " | grep 2.9.3 2>&1 > /dev/null && {
                   {{sky_unset_pythonpath_and_set_cwd}} $(cat ~/.sky/python_path) -c "from sky.skylet.ray_patches import patch; patch()" || exit 1;
                 }
                 touch /tmp/ray_skypilot_installation_complete