diff --git a/docker/xpu.Dockerfile b/docker/xpu.Dockerfile
index 2a8331395b3b..ae22f9f6285b 100644
--- a/docker/xpu.Dockerfile
+++ b/docker/xpu.Dockerfile
@@ -91,12 +91,9 @@ RUN echo "Cloning ${SG_LANG_BRANCH} from ${SG_LANG_REPO}" && \
 # major to it -- under build isolation torch is absent and the match is skipped.
 # Pinned (v0.0.10b2) so image builds are reproducible; bump via --build-arg.
 ARG TORCH_MEMORY_SAVER_REF=a5c99f11b18ebb8e9fda71a68812e476ae49e417
-# Keep setvars.sh's stderr and don't chain with `&&`: an optional component's
-# vars.sh can exit non-zero while SYCL is still exported. `set -e` fails on pip.
-RUN set -e; \
-    . /opt/intel/oneapi/setvars.sh --force || \
-      echo "setvars.sh exited $? -- continuing; pip will fail loudly if SYCL is missing"; \
-    TMS_PLATFORM=xpu pip install --no-cache-dir --no-build-isolation \
-      git+https://github.com/fzyzcjy/torch_memory_saver.git@${TORCH_MEMORY_SAVER_REF}
-
-CMD ["bash", "-c", "source /opt/intel/oneapi/setvars.sh --force && exec bash"]
+# Base image already applies setvars.sh in its own layers (SETVARS_COMPLETED=1,
+# icpx on PATH, LIBRARY_PATH/CPATH populated), so re-sourcing here is redundant.
+RUN TMS_PLATFORM=xpu pip install --no-cache-dir --no-build-isolation \
+    git+https://github.com/fzyzcjy/torch_memory_saver.git@${TORCH_MEMORY_SAVER_REF}
+
+CMD ["bash"]