diff --git a/docker/Dockerfile-base b/docker/Dockerfile-base
index c08b7bee2..e29e9da12 100644
--- a/docker/Dockerfile-base
+++ b/docker/Dockerfile-base
@@ -39,6 +39,7 @@ RUN git lfs install --skip-repo && \
     pip3 install -U --no-cache-dir pydantic==1.10.10
 
 RUN if [ "$TORCH_CUDA_ARCH_LIST" = "9.0+PTX" ] ; then \
+        pip install "pybind11[global]"; \
         git clone https://github.com/Dao-AILab/flash-attention.git; \
         cd flash-attention; \
         git checkout v2.7.4.post1; \