diff --git a/.config b/.config
index d2d4c761da479..d5b14a213af1a 100644
--- a/.config
+++ b/.config
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/x86 5.8.5 Kernel Configuration
+# Linux/x86 5.8.6 Kernel Configuration
 #
 CONFIG_CC_VERSION_TEXT="gcc-10 (Debian 10.2.0-5) 10.2.0"
 CONFIG_CC_IS_GCC=y
@@ -212,7 +212,8 @@ CONFIG_RD_LZO=y
 CONFIG_RD_LZ4=y
 CONFIG_RD_ZSTD=y
 CONFIG_BOOT_CONFIG=y
-CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE=y
+# CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE is not set
+CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE_O3=y
 # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
 CONFIG_SYSCTL=y
 CONFIG_HAVE_UID16=y