diff --git a/Defs/ThingDefs/Items_Resource_Cum.xml b/Defs/ThingDefs/Items_Resource_Cum.xml
index 73d8171..ccb9359 100644
--- a/Defs/ThingDefs/Items_Resource_Cum.xml
+++ b/Defs/ThingDefs/Items_Resource_Cum.xml
@@ -43,6 +43,11 @@
 				<li Class="RJWSexperience.Cum.IngestionOutcomeDoer_RecordEatenCum"/>
 			</outcomeDoers>
 		</ingestible>
+		<ingredient>
+			<mergeCompatibilityTags>
+				<li MayRequire="Ludeon.RimWorld.Ideology">GatheredCum</li>
+			</mergeCompatibilityTags>
+		</ingredient>
 		<comps>
 			<li Class="CompProperties_Drug">
 				<chemical>Cum</chemical>