diff --git a/code/modules/antagonists/pirate/pirate_event.dm b/code/modules/antagonists/pirate/pirate_event.dm
index a26a143a94a..f3c6655a275 100644
--- a/code/modules/antagonists/pirate/pirate_event.dm
+++ b/code/modules/antagonists/pirate/pirate_event.dm
@@ -15,7 +15,7 @@
 	map_flags = EVENT_SPACE_ONLY
 
 /datum/round_event_control/pirates/preRunEvent()
-	if (!SSmapping.is_planetary())
+	if (SSmapping.is_planetary())
 		return EVENT_CANT_RUN
 	return ..()