diff --git a/pkgbuilds/lib32-nvidia-580xx-utils/.omarchy/patches/max-zstd-compression.patch b/pkgbuilds/lib32-nvidia-580xx-utils/.omarchy/patches/max-zstd-compression.patch
new file mode 100644
index 0000000..10f90eb
--- /dev/null
+++ b/pkgbuilds/lib32-nvidia-580xx-utils/.omarchy/patches/max-zstd-compression.patch
@@ -0,0 +1,15 @@
+--- a/PKGBUILD
++++ b/PKGBUILD
+@@ -12,6 +12,12 @@
+ #makedepends=('nvidia-libgl')  # To avoid conflict during installation in the build chroot
+ license=('custom')
+ options=('!strip')
++
++# Omarchy: the build image compresses with zstd at its default level, which
++# leaves these unstripped driver blobs far larger than they need to be. Maximum
++# zstd saves 25 MB here, most of it on the ISO's offline mirror.
++COMPRESSZST=(zstd -c -z -q --ultra -22 --threads=0 -)
++
+ _pkg="NVIDIA-Linux-x86_64-${pkgver}"
+ source=("https://download.nvidia.com/XFree86/Linux-x86_64/${pkgver}/${_pkg}.run")
+ sha512sums=('ca394b1e3f6c3403dc7ffe5d5fd7301bb06607fdbf75c9ffd338d7641c06d1878790c629108162adf4289ae829568973a48b7557183dbf7588e668f6d8edf3b3')
diff --git a/pkgbuilds/lib32-nvidia-580xx-utils/PKGBUILD b/pkgbuilds/lib32-nvidia-580xx-utils/PKGBUILD
index 92dec7e..a44c27e 100644
--- a/pkgbuilds/lib32-nvidia-580xx-utils/PKGBUILD
+++ b/pkgbuilds/lib32-nvidia-580xx-utils/PKGBUILD
@@ -6,12 +6,18 @@
 pkgbase=lib32-nvidia-580xx-utils
 pkgname=('lib32-nvidia-580xx-utils' 'lib32-opencl-nvidia-580xx')
 pkgver=580.173.02
-pkgrel=1
+pkgrel=1.1
 arch=('x86_64')
 url="http://www.nvidia.com/"
 #makedepends=('nvidia-libgl')  # To avoid conflict during installation in the build chroot
 license=('custom')
 options=('!strip')
+
+# Omarchy: the build image compresses with zstd at its default level, which
+# leaves these unstripped driver blobs far larger than they need to be. Maximum
+# zstd saves 25 MB here, most of it on the ISO's offline mirror.
+COMPRESSZST=(zstd -c -z -q --ultra -22 --threads=0 -)
+
 _pkg="NVIDIA-Linux-x86_64-${pkgver}"
 source=("https://download.nvidia.com/XFree86/Linux-x86_64/${pkgver}/${_pkg}.run")
 sha512sums=('ca394b1e3f6c3403dc7ffe5d5fd7301bb06607fdbf75c9ffd338d7641c06d1878790c629108162adf4289ae829568973a48b7557183dbf7588e668f6d8edf3b3')
diff --git a/pkgbuilds/nvidia-580xx-utils/.omarchy/patches/max-zstd-compression.patch b/pkgbuilds/nvidia-580xx-utils/.omarchy/patches/max-zstd-compression.patch
new file mode 100644
index 0000000..deb2e8f
--- /dev/null
+++ b/pkgbuilds/nvidia-580xx-utils/.omarchy/patches/max-zstd-compression.patch
@@ -0,0 +1,15 @@
+--- a/PKGBUILD
++++ b/PKGBUILD
+@@ -13,6 +13,12 @@
+ url="http://www.nvidia.com/"
+ license=('custom')
+ options=('!strip')
++
++# Omarchy: the build image compresses with zstd at its default level, which
++# leaves these unstripped driver blobs far larger than they need to be. Maximum
++# zstd saves 89 MB across this pkgbase, most of it on the ISO's offline mirror.
++COMPRESSZST=(zstd -c -z -q --ultra -22 --threads=0 -)
++
+ _pkg="NVIDIA-Linux-x86_64-${pkgver}"
+ _pkg_open="NVIDIA-kernel-module-source-${pkgver}"
+ source=('nvidia-drm-outputclass.conf'
diff --git a/pkgbuilds/nvidia-580xx-utils/PKGBUILD b/pkgbuilds/nvidia-580xx-utils/PKGBUILD
index 2c95cfd..6721979 100644
--- a/pkgbuilds/nvidia-580xx-utils/PKGBUILD
+++ b/pkgbuilds/nvidia-580xx-utils/PKGBUILD
@@ -8,11 +8,17 @@
 pkgbase=nvidia-580xx-utils
 pkgname=('nvidia-580xx-utils' 'opencl-nvidia-580xx' 'nvidia-580xx-dkms')
 pkgver=580.173.02
-pkgrel=1
+pkgrel=1.1
 arch=('x86_64')
 url="http://www.nvidia.com/"
 license=('custom')
 options=('!strip')
+
+# Omarchy: the build image compresses with zstd at its default level, which
+# leaves these unstripped driver blobs far larger than they need to be. Maximum
+# zstd saves 89 MB across this pkgbase, most of it on the ISO's offline mirror.
+COMPRESSZST=(zstd -c -z -q --ultra -22 --threads=0 -)
+
 _pkg="NVIDIA-Linux-x86_64-${pkgver}"
 _pkg_open="NVIDIA-kernel-module-source-${pkgver}"
 source=('nvidia-drm-outputclass.conf'