diff --git a/kernel/livepatch/transition.c b/kernel/livepatch/transition.c
index e9fd83a02228..e54c3d60a904 100644
--- a/kernel/livepatch/transition.c
+++ b/kernel/livepatch/transition.c
@@ -15,7 +15,7 @@
 #include "transition.h"
 
 #define MAX_STACK_ENTRIES  100
-DEFINE_PER_CPU(unsigned long[MAX_STACK_ENTRIES], klp_stack_entries);
+static DEFINE_PER_CPU(unsigned long[MAX_STACK_ENTRIES], klp_stack_entries);
 
 #define STACK_ERR_BUF_SIZE 128