diff --git a/include/urcu/list.h b/include/urcu/list.h
index 4aaf869..d5f28fe 100644
--- a/include/urcu/list.h
+++ b/include/urcu/list.h
@@ -40,6 +40,11 @@ struct cds_list_head {
 #define CDS_LIST_HEAD(name) \
 	struct cds_list_head name = { &(name), &(name) }
 
+/* Likewise but aligned to ALIGN bytes. */
+#define CDS_LIST_HEAD_ALIGNED(name, align) \
+	struct cds_list_head name __attribute__((aligned (align))) \
+	= { &(name), &(name) }
+
 /* Initialize a new list head. */
 #define CDS_INIT_LIST_HEAD(ptr) \
 	(ptr)->next = (ptr)->prev = (ptr)
diff --git a/src/urcu-bp.c b/src/urcu-bp.c
index 05efd97..4e31147 100644
--- a/src/urcu-bp.c
+++ b/src/urcu-bp.c
@@ -154,12 +154,15 @@ URCU_ATTR_ALIAS("urcu_bp_gp") extern struct urcu_bp_gp rcu_gp_bp;
 DEFINE_URCU_TLS(struct urcu_bp_reader *, urcu_bp_reader);
 DEFINE_URCU_TLS_ALIAS(struct urcu_bp_reader *, urcu_bp_reader, rcu_reader_bp);
 
-static CDS_LIST_HEAD(registry);
+static CDS_LIST_HEAD_ALIGNED(registry, CAA_CACHE_LINE_SIZE);
 
 struct registry_chunk {
 	size_t data_len;		/* data length */
 	size_t used;			/* amount of data used */
 	struct cds_list_head node;	/* chunk_list node */
+	char pad[CAA_CACHE_LINE_SIZE -  /* pad to ensure expected alignment */
+		 sizeof(size_t) * 2 -
+		 sizeof(struct cds_list_head)];
 	char data[];
 };
 
@@ -270,8 +273,8 @@ static void wait_for_readers(struct cds_list_head *input_readers,
 
 void urcu_bp_synchronize_rcu(void)
 {
-	CDS_LIST_HEAD(cur_snap_readers);
-	CDS_LIST_HEAD(qsreaders);
+	CDS_LIST_HEAD_ALIGNED(cur_snap_readers, CAA_CACHE_LINE_SIZE);
+	CDS_LIST_HEAD_ALIGNED(qsreaders, CAA_CACHE_LINE_SIZE);
 	sigset_t newmask, oldmask;
 	int ret;