diff --git a/src/ck_hp.c b/src/ck_hp.c
index 66e2c49..a804748 100644
--- a/src/ck_hp.c
+++ b/src/ck_hp.c
@@ -60,8 +60,6 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include <stdio.h>
-
 CK_STACK_CONTAINER(struct ck_hp_record, global_entry, ck_hp_record_container)
 CK_STACK_CONTAINER(struct ck_hp_hazard, pending_entry, ck_hp_hazard_container)