diff --git a/vsoc_arm64/BoardConfig.mk b/vsoc_arm64/BoardConfig.mk
index 32090f5..6f2fdac 100644
--- a/vsoc_arm64/BoardConfig.mk
+++ b/vsoc_arm64/BoardConfig.mk
@@ -32,7 +32,9 @@
 TARGET_2ND_CPU_VARIANT := cortex-a53
 TARGET_TRANSLATE_2ND_ARCH := false
 
-BOARD_VENDOR_RAMDISK_KERNEL_MODULES += $(wildcard device/google/cuttlefish_kernel/5.4-arm64/*.ko)
+ifeq ($(BOARD_VENDOR_RAMDISK_KERNEL_MODULES),)
+    BOARD_VENDOR_RAMDISK_KERNEL_MODULES += $(wildcard device/google/cuttlefish_kernel/5.4-arm64/*.ko)
+endif
 
 # TODO(b/149410031): temporarily exclude sdcardfs
 BOARD_VENDOR_RAMDISK_KERNEL_MODULES := $(filter-out %/sdcardfs.ko,$(BOARD_VENDOR_RAMDISK_KERNEL_MODULES))
diff --git a/vsoc_x86/BoardConfig.mk b/vsoc_x86/BoardConfig.mk
index f12dc70..e73ec0c 100644
--- a/vsoc_x86/BoardConfig.mk
+++ b/vsoc_x86/BoardConfig.mk
@@ -31,7 +31,9 @@
 TARGET_NATIVE_BRIDGE_ABI := armeabi-v7a armeabi
 
 BUILD_BROKEN_DUP_RULES := true
-BOARD_VENDOR_RAMDISK_KERNEL_MODULES += $(wildcard device/google/cuttlefish_kernel/5.4-x86_64/*.ko)
+ifeq ($(BOARD_VENDOR_RAMDISK_KERNEL_MODULES),)
+    BOARD_VENDOR_RAMDISK_KERNEL_MODULES += $(wildcard device/google/cuttlefish_kernel/5.4-x86_64/*.ko)
+endif
 
 # TODO(b/149410031): temporarily exclude sdcardfs
 BOARD_VENDOR_RAMDISK_KERNEL_MODULES := $(filter-out %/sdcardfs.ko,$(BOARD_VENDOR_RAMDISK_KERNEL_MODULES))
diff --git a/vsoc_x86_64/BoardConfig.mk b/vsoc_x86_64/BoardConfig.mk
index 9c2cbfe..8bad188 100644
--- a/vsoc_x86_64/BoardConfig.mk
+++ b/vsoc_x86_64/BoardConfig.mk
@@ -41,7 +41,9 @@
 TARGET_NATIVE_BRIDGE_2ND_ABI := armeabi-v7a armeabi
 
 BUILD_BROKEN_DUP_RULES := true
-BOARD_VENDOR_RAMDISK_KERNEL_MODULES += $(wildcard device/google/cuttlefish_kernel/5.4-x86_64/*.ko)
+ifeq ($(BOARD_VENDOR_RAMDISK_KERNEL_MODULES),)
+    BOARD_VENDOR_RAMDISK_KERNEL_MODULES += $(wildcard device/google/cuttlefish_kernel/5.4-x86_64/*.ko)
+endif
 
 # TODO(b/149410031): temporarily exclude sdcardfs
 BOARD_VENDOR_RAMDISK_KERNEL_MODULES := $(filter-out %/sdcardfs.ko,$(BOARD_VENDOR_RAMDISK_KERNEL_MODULES))