diff --git a/GameData/RP-1/Tree/RP0TechTree.cfg b/GameData/RP-1/Tree/RP0TechTree.cfg
index ded05256cf..64b3b5e6e6 100644
--- a/GameData/RP-1/Tree/RP0TechTree.cfg
+++ b/GameData/RP-1/Tree/RP0TechTree.cfg
@@ -456,7 +456,7 @@
 		scale = 0.6
 		Parent
 		{
-			parentID = suborbitalSpaceplanesRP0
+			parentID = suborbitalSpaceplanes
 			lineFrom = RIGHT
 			lineTo = LEFT
 		}