diff --git a/waku/factory/external_config.nim b/waku/factory/external_config.nim
index 6995a9a8e..9ce626702 100644
--- a/waku/factory/external_config.nim
+++ b/waku/factory/external_config.nim
@@ -310,7 +310,7 @@ type WakuNodeConf* = object
     .}: seq[string]
 
     shards* {.
-      desc: "Shards index to subscribe to [0..MAX_SHARDS-1]. Argument may be repeated.",
+      desc: "Shards index to subscribe to [0.." & $MaxShardIndex & "]. Argument may be repeated.",
       defaultValue:
         @[
           uint16(0),
diff --git a/waku/waku_enr/sharding.nim b/waku/waku_enr/sharding.nim
index 8c7fdb363..7c6df52e4 100644
--- a/waku/waku_enr/sharding.nim
+++ b/waku/waku_enr/sharding.nim
@@ -13,7 +13,7 @@ import ../common/enr, ../waku_core
 logScope:
   topics = "waku enr sharding"
 
-const MaxShardIndex: uint16 = 1023
+const MaxShardIndex*: uint16 = 1023
 
 const
   ShardingIndicesListEnrField* = "rs"