diff --git a/arch/arm64/configs/gki_defconfig b/arch/arm64/configs/gki_defconfig
index 29b1dc339891..6d239a9139ca 100644
--- a/arch/arm64/configs/gki_defconfig
+++ b/arch/arm64/configs/gki_defconfig
@@ -1,4 +1,3 @@
-CONFIG_LOCALVERSION="-mainline"
 CONFIG_AUDIT=y
 CONFIG_NO_HZ=y
 CONFIG_HIGH_RES_TIMERS=y
diff --git a/arch/x86/configs/gki_defconfig b/arch/x86/configs/gki_defconfig
index 1ac0a69b8224..601e2dd3fa0a 100644
--- a/arch/x86/configs/gki_defconfig
+++ b/arch/x86/configs/gki_defconfig
@@ -1,4 +1,3 @@
-CONFIG_LOCALVERSION="-mainline"
 CONFIG_KERNEL_LZ4=y
 # CONFIG_USELIB is not set
 CONFIG_AUDIT=y