diff --git a/PartOverhaulsSETI/Parts/AdditionalParts.cfg b/PartOverhaulsSETI/Parts/AdditionalParts.cfg
index 33e7e8d..ee1c055 100644
--- a/PartOverhaulsSETI/Parts/AdditionalParts.cfg
+++ b/PartOverhaulsSETI/Parts/AdditionalParts.cfg
@@ -50,7 +50,7 @@
     }
 	@node_stack_top = 0.0, 0.55, 0.0, 0.0, 1.0, 0.0, 1
 	@node_stack_bottom = 0.0, -0.55, 0.0, 0.0, -1.0, 0.0, 2
-	@TechRequired = generalConstruction
+	@TechRequired = advRocketry
 	@entryCost = 1000
 	@cost = 320
 	@title = Adapter 1.25m to 1.875m
@@ -154,4 +154,4 @@
         type = stack
         defaultScale = 1.875
     }
-}
\ No newline at end of file
+}