diff --git a/.gitea/workflows/demo.yaml b/.gitea/workflows/demo.yaml
index 4e9d95a9e..72d33ee85 100644
--- a/.gitea/workflows/demo.yaml
+++ b/.gitea/workflows/demo.yaml
@@ -29,10 +29,11 @@ jobs:
           wget https://developer.download.nvidia.com/compute/cuda/repos/${OS}/x86_64/cuda-${OS}.pin && \
           mv cuda-${OS}.pin /etc/apt/preferences.d/cuda-repository-pin-600 && \
           apt-key adv --fetch-keys https://developer.download.nvidia.com/compute/cuda/repos/${OS}/x86_64/7fa2af80.pub && \
+          apt-key adv --fetch-keys https://developer.download.nvidia.com/compute/cuda/repos/${OS}/x86_64/3bf863cc.pub && \
           add-apt-repository "deb https://developer.download.nvidia.com/compute/cuda/repos/${OS}/x86_64/ /" && \
 
           apt-get -qq update && apt-get -qq upgrade -y &&  \
-              DEBIAN_FRONTEND=noninteractive apt-get install -y openjdk-11-jdk \
+              DEBIAN_FRONTEND=noninteractive apt-get -qq install -y openjdk-11-jdk \
               build-essential checkinstall zlib1g-dev libssl-dev git libpthread-stubs0-dev \
               libcudnn8=${cudnn_version}-1+${cuda_version} libcudnn8-dev=${cudnn_version}-1+${cuda_version} \
               cuda-drivers