diff --git a/device/main/linux-postmarketos-allwinner/APKBUILD b/device/main/linux-postmarketos-allwinner/APKBUILD
index 73367bb1e10940c126f0ecd5591dc2b583a7601a..9bd918c0e7cbd383022a9a5f8e720793970c11a2 100644
--- a/device/main/linux-postmarketos-allwinner/APKBUILD
+++ b/device/main/linux-postmarketos-allwinner/APKBUILD
@@ -81,7 +81,7 @@ package() {
 }
 sha512sums="
 c6081383741fe883d8f6e223caa45d7ecf179f4cd0c759432bbbb2e43603088840393a0cf58735ab5dda4dbf5e2655d8c9b053a74b029ac4768c200ff6ca6f65  linux-postmarketos-allwinner-orange-pi-6.9-20240721-2345.tar.gz
-e3daa0fdca1a522bd1ffcfede8e387be594cf9f71f9a04b11dba66bfea04ea216a216c55deeb4cff630c5c55f374a9114ff210ede1c0511bccff6ff4007eb5be  config-postmarketos-allwinner.aarch64
+3281e69061af98020adf412773a187cb3245b26e0dc22c29a08f37c64360e8ad23a5ea2c4cc19365e2c2ed07d7aae0d63e9e116a9f0badb25584dfe763f3476c  config-postmarketos-allwinner.aarch64
 0011646badbea59ecc670667252d0f6b9fe84c05e43cd3583f7730de526d072f29f47100f65d17dbf84d1284ed6b6cae8eb9d7b6a8df33a178cdfa376402b2e1  config-postmarketos-allwinner.armv7
 a1fe1a21c34062eb92b6a4a9d2ef330d0e745859af283ccf05fc899ec263f9d452c1399c29620a0e4c748eca4b0c13645668b2fc0dc72f5703426d472f1294be  0001-dts-add-dontbeevil-pinephone-devkit.patch
 0ef26b34fa834c119ebff6daa27b1dd3fac27448d6a40c0b2022a00c239dad0ef3e2b3ab3f9eec5460f921c9c6ea21db360adc175a7e658d5c34c5d0aacc498f  0002-dts-add-pinetab-dev-old-display-panel.patch
diff --git a/device/main/linux-postmarketos-allwinner/config-postmarketos-allwinner.aarch64 b/device/main/linux-postmarketos-allwinner/config-postmarketos-allwinner.aarch64
index 2397b21588f4fcb59713dde87d15c0bd627c44df..f9c3c0ea08e86902754a765eda3421f65ef74914 100644
--- a/device/main/linux-postmarketos-allwinner/config-postmarketos-allwinner.aarch64
+++ b/device/main/linux-postmarketos-allwinner/config-postmarketos-allwinner.aarch64
@@ -6581,7 +6581,7 @@ CONFIG_DMA_CMA=y
 #
 # Default contiguous memory area size:
 #
-CONFIG_CMA_SIZE_MBYTES=0
+CONFIG_CMA_SIZE_MBYTES=256
 CONFIG_CMA_SIZE_SEL_MBYTES=y
 # CONFIG_CMA_SIZE_SEL_PERCENTAGE is not set
 # CONFIG_CMA_SIZE_SEL_MIN is not set