diff --git a/common/install_cuda.sh b/common/install_cuda.sh
index d79c8c1e7..ad06342be 100644
--- a/common/install_cuda.sh
+++ b/common/install_cuda.sh
@@ -2,8 +2,6 @@
 
 set -ex
 
-CUDNN_VERSION=9.1.0.70
-
 function install_cusparselt_040 {
     # cuSparseLt license: https://docs.nvidia.com/cuda/cusparselt/license.html
     mkdir tmp_cusparselt && pushd tmp_cusparselt
@@ -27,7 +25,7 @@ function install_cusparselt_052 {
 }
 
 function install_118 {
-    echo "Installing CUDA 11.8 and cuDNN ${CUDNN_VERSION} and NCCL 2.15 and cuSparseLt-0.4.0"
+    echo "Installing CUDA 11.8 and cuDNN 8.7 and NCCL 2.15 and cuSparseLt-0.4.0"
     rm -rf /usr/local/cuda-11.8 /usr/local/cuda
     # install CUDA 11.8.0 in the same container
     wget -q https://developer.download.nvidia.com/compute/cuda/11.8.0/local_installers/cuda_11.8.0_520.61.05_linux.run
@@ -38,10 +36,10 @@ function install_118 {
 
     # cuDNN license: https://developer.nvidia.com/cudnn/license_agreement
     mkdir tmp_cudnn && cd tmp_cudnn
-    wget -q https://developer.download.nvidia.com/compute/cudnn/redist/cudnn/linux-x86_64/cudnn-linux-x86_64-${CUDNN_VERSION}_cuda11-archive.tar.xz -O cudnn-linux-x86_64-${CUDNN_VERSION}_cuda11-archive.tar.xz
-    tar xf cudnn-linux-x86_64-${CUDNN_VERSION}_cuda11-archive.tar.xz
-    cp -a cudnn-linux-x86_64-${CUDNN_VERSION}_cuda11-archive/include/* /usr/local/cuda/include/
-    cp -a cudnn-linux-x86_64-${CUDNN_VERSION}_cuda11-archive/lib/* /usr/local/cuda/lib64/
+    wget -q https://developer.download.nvidia.com/compute/redist/cudnn/v8.7.0/local_installers/11.8/cudnn-linux-x86_64-8.7.0.84_cuda11-archive.tar.xz -O cudnn-linux-x86_64-8.7.0.84_cuda11-archive.tar.xz
+    tar xf cudnn-linux-x86_64-8.7.0.84_cuda11-archive.tar.xz
+    cp -a cudnn-linux-x86_64-8.7.0.84_cuda11-archive/include/* /usr/local/cuda/include/
+    cp -a cudnn-linux-x86_64-8.7.0.84_cuda11-archive/lib/* /usr/local/cuda/lib64/
     cd ..
     rm -rf tmp_cudnn
 
@@ -60,7 +58,7 @@ function install_118 {
 }
 
 function install_121 {
-    echo "Installing CUDA 12.1 and cuDNN ${CUDNN_VERSION} and NCCL 2.20.5 and cuSparseLt-0.5.2"
+    echo "Installing CUDA 12.1 and cuDNN 8.9 and NCCL 2.20.5 and cuSparseLt-0.5.2"
     rm -rf /usr/local/cuda-12.1 /usr/local/cuda
     # install CUDA 12.1.0 in the same container
     wget -q https://developer.download.nvidia.com/compute/cuda/12.1.1/local_installers/cuda_12.1.1_530.30.02_linux.run
@@ -71,10 +69,10 @@ function install_121 {
 
     # cuDNN license: https://developer.nvidia.com/cudnn/license_agreement
     mkdir tmp_cudnn && cd tmp_cudnn
-    wget -q https://developer.download.nvidia.com/compute/cudnn/redist/cudnn/linux-x86_64/cudnn-linux-x86_64-${CUDNN_VERSION}_cuda12-archive.tar.xz -O cudnn-linux-x86_64-${CUDNN_VERSION}_cuda12-archive.tar.xz
-    tar xf cudnn-linux-x86_64-${CUDNN_VERSION}_cuda12-archive.tar.xz
-    cp -a cudnn-linux-x86_64-${CUDNN_VERSION}_cuda12-archive/include/* /usr/local/cuda/include/
-    cp -a cudnn-linux-x86_64-${CUDNN_VERSION}_cuda12-archive/lib/* /usr/local/cuda/lib64/
+    wget -q https://developer.download.nvidia.com/compute/cudnn/redist/cudnn/linux-x86_64/cudnn-linux-x86_64-8.9.2.26_cuda12-archive.tar.xz -O cudnn-linux-x86_64-8.9.2.26_cuda12-archive.tar.xz
+    tar xf cudnn-linux-x86_64-8.9.2.26_cuda12-archive.tar.xz
+    cp -a cudnn-linux-x86_64-8.9.2.26_cuda12-archive/include/* /usr/local/cuda/include/
+    cp -a cudnn-linux-x86_64-8.9.2.26_cuda12-archive/lib/* /usr/local/cuda/lib64/
     cd ..
     rm -rf tmp_cudnn
 
@@ -93,7 +91,7 @@ function install_121 {
 }
 
 function install_124 {
-  echo "Installing CUDA 12.4 and cuDNN ${CUDNN_VERSION} and NCCL 2.20.5 and cuSparseLt-0.5.2"
+  echo "Installing CUDA 12.4 and cuDNN 8.9 and NCCL 2.20.5 and cuSparseLt-0.5.2"
   rm -rf /usr/local/cuda-12.4 /usr/local/cuda
   # install CUDA 12.4.0 in the same container
   wget -q https://developer.download.nvidia.com/compute/cuda/12.4.0/local_installers/cuda_12.4.0_550.54.14_linux.run
@@ -104,10 +102,10 @@ function install_124 {
 
   # cuDNN license: https://developer.nvidia.com/cudnn/license_agreement
   mkdir tmp_cudnn && cd tmp_cudnn
-  wget -q https://developer.download.nvidia.com/compute/cudnn/redist/cudnn/linux-x86_64/cudnn-linux-x86_64-${CUDNN_VERSION}_cuda12-archive.tar.xz -O cudnn-linux-x86_64-${CUDNN_VERSION}_cuda12-archive.tar.xz
-  tar xf cudnn-linux-x86_64-${CUDNN_VERSION}_cuda12-archive.tar.xz
-  cp -a cudnn-linux-x86_64-${CUDNN_VERSION}_cuda12-archive/include/* /usr/local/cuda/include/
-  cp -a cudnn-linux-x86_64-${CUDNN_VERSION}_cuda12-archive/lib/* /usr/local/cuda/lib64/
+  wget -q https://developer.download.nvidia.com/compute/cudnn/redist/cudnn/linux-x86_64/cudnn-linux-x86_64-8.9.2.26_cuda12-archive.tar.xz -O cudnn-linux-x86_64-8.9.2.26_cuda12-archive.tar.xz
+  tar xf cudnn-linux-x86_64-8.9.2.26_cuda12-archive.tar.xz
+  cp -a cudnn-linux-x86_64-8.9.2.26_cuda12-archive/include/* /usr/local/cuda/include/
+  cp -a cudnn-linux-x86_64-8.9.2.26_cuda12-archive/lib/* /usr/local/cuda/lib64/
   cd ..
   rm -rf tmp_cudnn
 
diff --git a/conda/pytorch-nightly/build.sh b/conda/pytorch-nightly/build.sh
index eee3a3d86..63a8fc501 100755
--- a/conda/pytorch-nightly/build.sh
+++ b/conda/pytorch-nightly/build.sh
@@ -59,12 +59,12 @@ if [[ -n "$build_with_cuda" ]]; then
     if [[ $CUDA_VERSION == 11.8* ]]; then
         TORCH_CUDA_ARCH_LIST="$TORCH_CUDA_ARCH_LIST;3.7+PTX;9.0"
         #for cuda 11.8 include all dynamic loading libraries
-        DEPS_LIST=(/usr/local/cuda/lib64/libcudnn*.so.9 /usr/local/cuda-11.8/extras/CUPTI/lib64/libcupti.so.11.8 /usr/local/cuda/lib64/libcusparseLt.so.0)
+        DEPS_LIST=(/usr/local/cuda/lib64/libcudnn*.so.8 /usr/local/cuda-11.8/extras/CUPTI/lib64/libcupti.so.11.8 /usr/local/cuda/lib64/libcusparseLt.so.0)
     elif [[ $CUDA_VERSION == 12.1* || $CUDA_VERSION == 12.4* ]]; then
         # cuda 12 does not support sm_3x
         TORCH_CUDA_ARCH_LIST="$TORCH_CUDA_ARCH_LIST;9.0"
-        # for cuda 12.1 (12.4) we use cudnn 9.1 and include all dynamic loading libraries
-        DEPS_LIST=(/usr/local/cuda/lib64/libcudnn*.so.9 /usr/local/cuda/extras/CUPTI/lib64/libcupti.so.12 /usr/local/cuda/lib64/libcusparseLt.so.0)
+        # for cuda 12.1 (12.4) we use cudnn 8.8 (8.9) and include all dynamic loading libraries
+        DEPS_LIST=(/usr/local/cuda/lib64/libcudnn*.so.8 /usr/local/cuda/extras/CUPTI/lib64/libcupti.so.12 /usr/local/cuda/lib64/libcusparseLt.so.0)
     fi
     if [[ -n "$OVERRIDE_TORCH_CUDA_ARCH_LIST" ]]; then
         TORCH_CUDA_ARCH_LIST="$OVERRIDE_TORCH_CUDA_ARCH_LIST"
diff --git a/windows/internal/cuda_install.bat b/windows/internal/cuda_install.bat
index d94c2c484..62790a51f 100644
--- a/windows/internal/cuda_install.bat
+++ b/windows/internal/cuda_install.bat
@@ -36,7 +36,7 @@ if not exist "%SRC_DIR%\temp_build\%CUDA_INSTALL_EXE%" (
     set "ARGS=cuda_profiler_api_11.8 thrust_11.8 nvcc_11.8 cuobjdump_11.8 nvprune_11.8 nvprof_11.8 cupti_11.8 cublas_11.8 cublas_dev_11.8 cudart_11.8 cufft_11.8 cufft_dev_11.8 curand_11.8 curand_dev_11.8 cusolver_11.8 cusolver_dev_11.8 cusparse_11.8 cusparse_dev_11.8 npp_11.8 npp_dev_11.8 nvrtc_11.8 nvrtc_dev_11.8 nvml_dev_11.8 nvtx_11.8"
 )
 
-set CUDNN_FOLDER=cudnn-windows-x86_64-9.1.0.70_cuda11-archive
+set CUDNN_FOLDER=cudnn-windows-x86_64-8.7.0.84_cuda11-archive
 set CUDNN_LIB_FOLDER="lib"
 set "CUDNN_INSTALL_ZIP=%CUDNN_FOLDER%.zip"
 if not exist "%SRC_DIR%\temp_build\%CUDNN_INSTALL_ZIP%" (
@@ -63,7 +63,7 @@ if not exist "%SRC_DIR%\temp_build\%CUDA_INSTALL_EXE%" (
     set "ARGS=cuda_profiler_api_12.1 thrust_12.1 nvcc_12.1 cuobjdump_12.1 nvprune_12.1 nvprof_12.1 cupti_12.1 cublas_12.1 cublas_dev_12.1 cudart_12.1 cufft_12.1 cufft_dev_12.1 curand_12.1 curand_dev_12.1 cusolver_12.1 cusolver_dev_12.1 cusparse_12.1 cusparse_dev_12.1 npp_12.1 npp_dev_12.1 nvrtc_12.1 nvrtc_dev_12.1 nvml_dev_12.1 nvjitlink_12.1 nvtx_12.1"
 )
 
-set CUDNN_FOLDER=cudnn-windows-x86_64-9.1.0.70_cuda12-archive
+set CUDNN_FOLDER=cudnn-windows-x86_64-8.9.2.26_cuda12-archive
 set CUDNN_LIB_FOLDER="lib"
 set "CUDNN_INSTALL_ZIP=%CUDNN_FOLDER%.zip"
 if not exist "%SRC_DIR%\temp_build\%CUDNN_INSTALL_ZIP%" (
@@ -90,7 +90,7 @@ if not exist "%SRC_DIR%\temp_build\%CUDA_INSTALL_EXE%" (
     set "ARGS=cuda_profiler_api_12.4 thrust_12.4 nvcc_12.4 cuobjdump_12.4 nvprune_12.4 nvprof_12.4 cupti_12.4 cublas_12.4 cublas_dev_12.4 cudart_12.4 cufft_12.4 cufft_dev_12.4 curand_12.4 curand_dev_12.4 cusolver_12.4 cusolver_dev_12.4 cusparse_12.4 cusparse_dev_12.4 npp_12.4 npp_dev_12.4 nvrtc_12.4 nvrtc_dev_12.4 nvml_dev_12.4 nvjitlink_12.4 nvtx_12.4"
 )
 
-set CUDNN_FOLDER=cudnn-windows-x86_64-9.1.0.70_cuda12-archive
+set CUDNN_FOLDER=cudnn-windows-x86_64-8.9.7.29_cuda12-archive
 set CUDNN_LIB_FOLDER="lib"
 set "CUDNN_INSTALL_ZIP=%CUDNN_FOLDER%.zip"
 if not exist "%SRC_DIR%\temp_build\%CUDNN_INSTALL_ZIP%" (