diff --git a/build.config.common b/build.config.common
index 0019e361e522..683e57364d25 100644
--- a/build.config.common
+++ b/build.config.common
@@ -1,8 +1,5 @@
 . ${ROOT_DIR}/${KERNEL_DIR}/build.config.constants
 
 BRANCH=android-mainline
-LLVM=1
-DEPMOD=depmod
-DTC=$(command -v dtc)
 
 KCFLAGS="${KCFLAGS} -D__ANDROID_COMMON_KERNEL__"