diff --git a/docker/Dockerfile b/docker/Dockerfile
index a6229288d..4aef6cf13 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -109,7 +109,7 @@ RUN wget https://developer.download.nvidia.com/compute/redist/nvshmem/3.3.9/sour
 
 # Build and install NVSHMEM
 RUN cd /sgl-workspace/nvshmem && \
-    export CUDA_ARCH="90;100;120" && \
+    if [ "$BUILD_TYPE" = "blackwell" ] || [ "$BUILD_TYPE" = "blackwell_aarch" ]; then CUDA_ARCH="90;100;120"; else CUDA_ARCH="90"; fi && \
     NVSHMEM_SHMEM_SUPPORT=0 \
     NVSHMEM_UCX_SUPPORT=0 \
     NVSHMEM_USE_NCCL=0 \