diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/graperank/FollowerCrawler.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/graperank/FollowerCrawler.kt
index c1f97e2989..14cbd15adf 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/graperank/FollowerCrawler.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/graperank/FollowerCrawler.kt
@@ -31,6 +31,7 @@ import com.vitorpamplona.quartz.nip01Core.store.IEventStore
 import com.vitorpamplona.quartz.nip01Core.tags.people.isTaggedUser
 import com.vitorpamplona.quartz.nip02FollowList.ContactListEvent
 import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.IO
 import kotlinx.coroutines.channels.Channel
 import kotlinx.coroutines.coroutineScope
 import kotlinx.coroutines.launch