diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 56d62d30e7e1477f8065af4cb4b0367b45bc0c9f..eec6da7a2bf52d8906e5bf083a55430e956a3ad3 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -512,7 +512,7 @@ enum pb_mode{
 #define PB_MAX_PLAN_LENGTH 100
 
 /*
- * A PB-Task consists of one or more 'plan_entry'
+ * A PB-Task consists of one or more plan_entry
  */
 struct plan_entry {
 	u64 n_instr;                        // number of instructions in the entry