diff --git a/src/filters.c b/src/filters.c
index 1c47256..7b5700d 100644
--- a/src/filters.c
+++ b/src/filters.c
@@ -32,7 +32,7 @@
 #include <proto/stream_interface.h>
 
 /* Pool used to allocate filters */
-struct pool_head *pool_head_filter = NULL;
+DECLARE_STATIC_POOL(pool_head_filter, "filter", sizeof(struct filter));
 
 static int handle_analyzer_result(struct stream *s, struct channel *chn, unsigned int an_bit, int ret);
 
@@ -1192,13 +1192,6 @@
 
 INITCALL1(STG_REGISTER, cfg_register_keywords, &cfg_kws);
 
-__attribute__((constructor))
-static void
-__filters_init(void)
-{
-        pool_head_filter = create_pool("filter", sizeof(struct filter), MEM_F_SHARED);
-}
-
 __attribute__((destructor))
 static void
 __filters_deinit(void)