diff --git a/PKGBUILD b/PKGBUILD
index 6085991427f9aeaba0c9064a2e2a0bf82d3921f3..b02703ddc66a210b0f66e1afc923b57e0824d37b 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -4,8 +4,8 @@
 # Contributor: Yunhui Fu <yhfdev@gmail.com>
 
 pkgname=cudnn
-pkgver=8.2.2.26
-_pkgver=8.2.2
+pkgver=8.2.4.15
+_pkgver=8.2.4
 _cudaver=11.4
 _majorver=8
 pkgrel=1
@@ -13,15 +13,16 @@ pkgdesc="NVIDIA CUDA Deep Neural Network library"
 arch=('x86_64')
 url="https://developer.nvidia.com/cuDNN"
 license=('custom')
-depends=('cuda>=11')
+depends=('cuda>='"${_cudaver}")
 options=(!strip staticlibs)
 # To figure out these URLs, check out the Dockerfiles at
 # https://gitlab.com/nvidia/container-images/cuda/-/tree/master/dist for the appropriate cuda version
 # or make an NVIDIA Developer account.
 # Alternatively, check https://github.com/pytorch/builder/blob/master/common/install_cuda.sh
+# or https://developer.download.nvidia.com/compute/cuda/repos/ubuntu2004/x86_64/
 source=("https://developer.download.nvidia.com/compute/redist/cudnn/v${_pkgver}/cudnn-${_cudaver}-linux-x64-v${pkgver}.tgz"
         "NVIDIA_SLA+cuDNN_Supp_Feb2017_release.pdf")
-sha512sums=('e74e4f9bb54f778a2e764d737967b0af90a0f68e9d2eb8216b45a7e44c6fb5865e6ee7f7cc89d606b7e5a879e7cad405e88bd867721bfcb43681aca8188b63ea'
+sha512sums=('3a9438952be0396f68703dc5ccb77b38445589e4f2c2ce3fb628533d0a78e425958f7825558086873f93ee8dcdcb31329e2362f6427aec5ec797e78e280f470b'
             '38bbb7eb287914e4d7ba79da20a47222382687832d4ba0290715199a129c08715a23681800cf8d381f40e24202470a7b20505a31c8cea51a78762a740860251b')
 noextract=("cudnn-${_cudaver}-linux-x64-v${pkgver}.tgz")
 
@@ -30,7 +31,10 @@ package() {
   tar xf cudnn-${_cudaver}-linux-x64-v${pkgver}.tgz --strip-components 1 -C "${pkgdir}/usr"
 
   mv "${pkgdir}"/usr/lib64 "${pkgdir}"/usr/lib
-  chmod 644 "${pkgdir}"/usr/lib/libcudnn_static_v8.a
+  find "${pkgdir}/usr/lib" -type f \( -iname "*.a" -or -iname "*.a.*" \) -print0 | while read -rd $'\0' _so_file; do
+    # make sure static libraries have proper permissions
+    chmod 644 "${_so_file}"
+  done
 
   install -Dm644 \
       "${srcdir}"/NVIDIA_SLA+cuDNN_Supp_Feb2017_release.pdf \