diff --git a/config-z8102ax_128m b/config-z8102ax_128m
index 054b312ad..b438e255c 100644
--- a/config-z8102ax_128m
+++ b/config-z8102ax_128m
@@ -6,3 +6,11 @@ CONFIG_KERNEL_TCP_CONG_BBR2=y
 CONFIG_PACKAGE_z8102=y
 CONFIG_PACKAGE_kmod-mt76=y
 CONFIG_TARGET_ROOTFS_PARTSIZE=128
+CONFIG_TARGET_INITRAMFS_COMPRESSION_NONE=y
+# CONFIG_TARGET_INITRAMFS_COMPRESSION_GZIP is not set
+# CONFIG_TARGET_INITRAMFS_COMPRESSION_BZIP2 is not set
+# CONFIG_TARGET_INITRAMFS_COMPRESSION_LZMA is not set
+# CONFIG_TARGET_INITRAMFS_COMPRESSION_LZO is not set
+# CONFIG_TARGET_INITRAMFS_COMPRESSION_LZ4 is not set
+# CONFIG_TARGET_INITRAMFS_COMPRESSION_XZ is not set
+# CONFIG_TARGET_INITRAMFS_COMPRESSION_ZSTD is not set
diff --git a/config-z8102ax_64m b/config-z8102ax_64m
index 312ddd1db..e58e7b0a5 100644
--- a/config-z8102ax_64m
+++ b/config-z8102ax_64m
@@ -5,3 +5,11 @@ CONFIG_KERNEL_ARM64_MODULE_PLTS=y
 CONFIG_KERNEL_TCP_CONG_BBR2=y
 CONFIG_PACKAGE_z8102=y
 CONFIG_PACKAGE_kmod-mt76=y
+CONFIG_TARGET_INITRAMFS_COMPRESSION_NONE=y
+# CONFIG_TARGET_INITRAMFS_COMPRESSION_GZIP is not set
+# CONFIG_TARGET_INITRAMFS_COMPRESSION_BZIP2 is not set
+# CONFIG_TARGET_INITRAMFS_COMPRESSION_LZMA is not set
+# CONFIG_TARGET_INITRAMFS_COMPRESSION_LZO is not set
+# CONFIG_TARGET_INITRAMFS_COMPRESSION_LZ4 is not set
+# CONFIG_TARGET_INITRAMFS_COMPRESSION_XZ is not set
+# CONFIG_TARGET_INITRAMFS_COMPRESSION_ZSTD is not set