diff --git a/changelog.txt b/changelog.txt
index a01297b..4c71005 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,4 +1,9 @@
 ---------------------------------------------------------------------------------------------------
+Version: 0.0.6
+Date: 2023-03-22
+  Fixes:
+    - SE: Satellite rocket silo no longer requires palladium, due to tech deadlock
+---------------------------------------------------------------------------------------------------
 Version: 0.0.5
 Date: 2023-03-19
   Features:
diff --git a/data-util.lua b/data-util.lua
index 48842f2..d64decc 100644
--- a/data-util.lua
+++ b/data-util.lua
@@ -1008,7 +1008,7 @@ end
 -- Set recipe subgroup
 function util.set_subgroup(recipe_name, subgroup, options)
   if not should_force(options) and bypass(recipe_name) then return end
-  if data.raw.recipe[recipe_name] then
+  if data.raw.recipe[recipe_name] and data.raw["item-subgroup"][subgroup] then
     me.add_modified(recipe_name)
     data.raw.recipe[recipe_name].subgroup = subgroup
   end
diff --git a/prototypes/recipe-updates.lua b/prototypes/recipe-updates.lua
index c9fa203..cfb84e9 100644
--- a/prototypes/recipe-updates.lua
+++ b/prototypes/recipe-updates.lua
@@ -16,7 +16,9 @@ else
   util.add_ingredient("steam-turbine", "titanium-palladium-flange", 10)
   util.add_ingredient("kr-advanced-steam-turbine", "titanium-palladium-flange", 10)
 end
-util.add_ingredient("rocket-silo", "titanium-palladium-flange", 100)
+if not mods["space-exploration"] then
+  util.add_ingredient("rocket-silo", "titanium-palladium-flange", 100)
+end
 
 util.add_ingredient("rocket-control-unit", "temperature-sensor", 1)
 if not mods["aai-industry"] then