diff --git a/include/net/flow.h b/include/net/flow.h
index bee3741..64fd248 100644
--- a/include/net/flow.h
+++ b/include/net/flow.h
@@ -219,6 +219,7 @@
 					    u8 dir, flow_resolve_t resolver,
 					    void *ctx);
 int flow_cache_init(struct net *net);
+void flow_cache_fini(struct net *net);
 
 void flow_cache_flush(struct net *net);
 void flow_cache_flush_deferred(struct net *net);