diff --git a/a10/BoardConfig.mk b/a10/BoardConfig.mk
index 559ffc3..f8e1138 100644
--- a/a10/BoardConfig.mk
+++ b/a10/BoardConfig.mk
@@ -1,7 +1,7 @@
 DEVICE_PATH := device/samsung/a10
 
 # Asserts
-TARGET_OTA_ASSERT_DEVICE := a10,a10dd
+TARGET_OTA_ASSERT_DEVICE := a10|a10dd
 
 # Kernel
 TARGET_KERNEL_CONFIG := exynos7885-a10_enforcing_defconfig
diff --git a/a20/BoardConfig.mk b/a20/BoardConfig.mk
index a927b6b..a1e56e4 100644
--- a/a20/BoardConfig.mk
+++ b/a20/BoardConfig.mk
@@ -1,7 +1,7 @@
 DEVICE_PATH := device/samsung/a20
 
 # Asserts
-TARGET_OTA_ASSERT_DEVICE := a20,a20dd
+TARGET_OTA_ASSERT_DEVICE := a20|a20dd
 
 # Kernel
 TARGET_KERNEL_CONFIG := exynos7885-a20_enforcing_defconfig
diff --git a/a20e/BoardConfig.mk b/a20e/BoardConfig.mk
index ba74ced..ecd9f78 100644
--- a/a20e/BoardConfig.mk
+++ b/a20e/BoardConfig.mk
@@ -1,7 +1,7 @@
 DEVICE_PATH := device/samsung/a20e
 
 # Asserts
-TARGET_OTA_ASSERT_DEVICE := a20e,a20edd
+TARGET_OTA_ASSERT_DEVICE := a20e|a20edd
 
 # Kernel
 TARGET_KERNEL_CONFIG := exynos7885-a20e_enforcing_defconfig
diff --git a/a30/BoardConfig.mk b/a30/BoardConfig.mk
index 7c7b862..3bdca74 100644
--- a/a30/BoardConfig.mk
+++ b/a30/BoardConfig.mk
@@ -1,7 +1,7 @@
 DEVICE_PATH := device/samsung/a30
 
 # Asserts
-TARGET_OTA_ASSERT_DEVICE := a30,a30dd
+TARGET_OTA_ASSERT_DEVICE := a30|a30dd
 
 # Kernel
 TARGET_KERNEL_CONFIG := exynos7885-a30_enforcing_defconfig
diff --git a/a40/BoardConfig.mk b/a40/BoardConfig.mk
index 8272518..184416e 100644
--- a/a40/BoardConfig.mk
+++ b/a40/BoardConfig.mk
@@ -1,7 +1,7 @@
 DEVICE_PATH := device/samsung/a40
 
 # Asserts
-TARGET_OTA_ASSERT_DEVICE := a40,a40dd
+TARGET_OTA_ASSERT_DEVICE := a40|a40dd
 
 # Kernel
 TARGET_KERNEL_CONFIG := exynos7885-a40_enforcing_defconfig