diff --git a/conf/machine/nanopi-neo.conf b/conf/machine/nanopi-neo.conf
index d2463e9..481178e 100644
--- a/conf/machine/nanopi-neo.conf
+++ b/conf/machine/nanopi-neo.conf
@@ -9,4 +9,3 @@ PREFERRED_VERSION_u-boot = "v2017.11%"
 KERNEL_DEVICETREE = "sun8i-h3-nanopi-neo.dtb"
 UBOOT_MACHINE = "nanopi_neo_defconfig"
 
-DEFAULTTUNE = "cortexa7hf-neon-vfpv4"
diff --git a/conf/machine/orange-pi-one.conf b/conf/machine/orange-pi-one.conf
index 8f792a6..81ae884 100644
--- a/conf/machine/orange-pi-one.conf
+++ b/conf/machine/orange-pi-one.conf
@@ -9,4 +9,3 @@ PREFERRED_VERSION_u-boot = "v2017.11%"
 KERNEL_DEVICETREE = "sun8i-h3-orangepi-one.dtb"
 UBOOT_MACHINE = "orangepi_one_defconfig"
 
-DEFAULTTUNE = "cortexa7hf-neon-vfpv4"
diff --git a/conf/machine/orange-pi-pc-plus.conf b/conf/machine/orange-pi-pc-plus.conf
index 7c04245..fd8d22f 100644
--- a/conf/machine/orange-pi-pc-plus.conf
+++ b/conf/machine/orange-pi-pc-plus.conf
@@ -9,4 +9,3 @@ PREFERRED_VERSION_u-boot = "v2017.03%"
 KERNEL_DEVICETREE = "sun8i-h3-orangepi-pc-plus.dtb"
 UBOOT_MACHINE = "orangepi_pc_plus_defconfig"
 
-DEFAULTTUNE = "cortexa7hf-neon-vfpv4"
diff --git a/conf/machine/orange-pi-pc.conf b/conf/machine/orange-pi-pc.conf
index e3d56f5..d8ae8a9 100644
--- a/conf/machine/orange-pi-pc.conf
+++ b/conf/machine/orange-pi-pc.conf
@@ -9,4 +9,3 @@ PREFERRED_VERSION_u-boot = "v2017.11%"
 KERNEL_DEVICETREE = "sun8i-h3-orangepi-pc.dtb"
 UBOOT_MACHINE = "orangepi_pc_defconfig"
 
-DEFAULTTUNE = "cortexa7hf-neon-vfpv4"
diff --git a/conf/machine/orange-pi-zero.conf b/conf/machine/orange-pi-zero.conf
index 12f26ad..d3b2e22 100644
--- a/conf/machine/orange-pi-zero.conf
+++ b/conf/machine/orange-pi-zero.conf
@@ -9,4 +9,3 @@ PREFERRED_VERSION_u-boot = "v2017.11%"
 KERNEL_DEVICETREE = "sun8i-h2-plus-orangepi-zero.dtb"
 UBOOT_MACHINE = "orangepi_zero_defconfig"
 
-DEFAULTTUNE = "cortexa7hf-neon-vfpv4"