diff --git a/worlds/factorio/Technologies.py b/worlds/factorio/Technologies.py
index 04736a2e..fbf283d3 100644
--- a/worlds/factorio/Technologies.py
+++ b/worlds/factorio/Technologies.py
@@ -85,7 +85,8 @@ class CustomTechnology(Technology):
     def __init__(self, origin: Technology, world, allowed_packs: Set[str], player: int):
         ingredients = origin.ingredients & allowed_packs
         military_allowed = "military-science-pack" in allowed_packs \
-                           and (ingredients & {"chemical-science-pack", "production-science-pack", "utility-science-pack"})
+                           and ((ingredients & {"chemical-science-pack", "production-science-pack", "utility-science-pack"})
+                                or origin.name == "rocket-silo")
         self.player = player
         if origin.name not in world.worlds[player].static_nodes:
             if military_allowed: