diff --git a/src/uncategorized/BackwardsCompatibility.tw b/src/uncategorized/BackwardsCompatibility.tw
index 08b55c84b27cfcf8e981f56a9e0c406129f3870f..b34c01358032e02e662642d2cc733ad2ffba9043 100644
--- a/src/uncategorized/BackwardsCompatibility.tw
+++ b/src/uncategorized/BackwardsCompatibility.tw
@@ -3356,7 +3356,6 @@ Done<br>
 	Checking and fixing records for incubator tanks...
 	<<for _Slave range $tanks>>
 		<<run App.Entity.Utils.SlaveDataSchemeCleanup(_Slave)>>
-		<<run SlaveDatatypeCleanup(_Slave)>>
 	<</for>>
 	Done<br>
 <</if>>