diff --git a/lib/isc/include/isc/urcu.h b/lib/isc/include/isc/urcu.h
index 42a410f555..c4dfe6a180 100644
--- a/lib/isc/include/isc/urcu.h
+++ b/lib/isc/include/isc/urcu.h
@@ -103,7 +103,7 @@
 	}
 
 #undef synchronize_rcu
-#define synchronize_rcu() isc_qsbr_syncronize_rcu()
+#define synchronize_rcu() isc_qsbr_synchronize_rcu()
 
 #define isc_qsbr_rcu_dereference(ptr)              \
 	({                                         \