diff --git a/arch/arm64/configs/gki_defconfig b/arch/arm64/configs/gki_defconfig
index 364672cccecc..69d2ec28f629 100644
--- a/arch/arm64/configs/gki_defconfig
+++ b/arch/arm64/configs/gki_defconfig
@@ -1,5 +1,4 @@
 CONFIG_UAPI_HEADER_TEST=y
-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 d3c59b668ae0..109d0ec44fce 100644
--- a/arch/x86/configs/gki_defconfig
+++ b/arch/x86/configs/gki_defconfig
@@ -1,5 +1,4 @@
 CONFIG_UAPI_HEADER_TEST=y
-CONFIG_LOCALVERSION="-mainline"
 CONFIG_KERNEL_LZ4=y
 CONFIG_AUDIT=y
 CONFIG_NO_HZ=y