diff --git a/doc/Changelog b/doc/Changelog
index 1019c2c36..eb537ec8e 100644
--- a/doc/Changelog
+++ b/doc/Changelog
@@ -5,6 +5,8 @@
 	- Fix #1417: [dnscrypt] shared secret cache counters, and works when
 	  dnscrypt is not enabled.  And cache size configuration option.
 	- make depend
+	- Fix #1418: [ip ratelimit] initialize slabhash using
+	  ip-ratelimit-slabs.
 
 30 August 2017: Wouter
 	- updated contrib/fastrpz.patch to apply with configparser changes.
diff --git a/services/cache/infra.c b/services/cache/infra.c
index ca1102ef5..734b7969e 100644
--- a/services/cache/infra.c
+++ b/services/cache/infra.c
@@ -249,7 +249,7 @@ infra_create(struct config_file* cfg)
 		name_tree_init_parents(&infra->domain_limits);
 	}
 	infra_ip_ratelimit = cfg->ip_ratelimit;
-	infra->client_ip_rates = slabhash_create(cfg->ratelimit_slabs,
+	infra->client_ip_rates = slabhash_create(cfg->ip_ratelimit_slabs,
 	    INFRA_HOST_STARTSIZE, cfg->ip_ratelimit_size, &ip_rate_sizefunc,
 	    &ip_rate_compfunc, &ip_rate_delkeyfunc, &ip_rate_deldatafunc, NULL);
 	if(!infra->client_ip_rates) {