diff --git a/PHI-CL/changelog.txt b/PHI-CL/changelog.txt
index 6b9a9c4..3a152d1 100644
--- a/PHI-CL/changelog.txt
+++ b/PHI-CL/changelog.txt
@@ -4,6 +4,7 @@ Date: 2025-05-14
 
   Changes:
     - [MB] Further changes on the locale for entities name.
+    - [VP] Infinite research requires space science pack.
 
 ---------------------------------------------------------------------------------------------------
 Version: 3.0.100
diff --git a/PHI-CL/data.lua b/PHI-CL/data.lua
index a525c54..b948ca1 100644
--- a/PHI-CL/data.lua
+++ b/PHI-CL/data.lua
@@ -1009,16 +1009,21 @@ if settings.startup['PHI-VP'].value then
         data.raw.technology['artillery'].prerequisites = {'tank', 'concrete', 'radar'}
         data.raw.technology['artillery'].unit.count = 1500
         data.raw.technology['artillery'].unit.ingredients = {{'automation-science-pack', 1}, {'logistic-science-pack', 1}, {'military-science-pack', 1}, {'chemical-science-pack', 1}}
-        data.raw.technology['artillery-shell-range-1'].unit.ingredients = {{'automation-science-pack', 1}, {'logistic-science-pack', 1}, {'military-science-pack', 1}, {'chemical-science-pack', 1}, {'utility-science-pack', 1}}
-        data.raw.technology['artillery-shell-speed-1'].unit.ingredients = {{'automation-science-pack', 1}, {'logistic-science-pack', 1}, {'military-science-pack', 1}, {'chemical-science-pack', 1}, {'utility-science-pack', 1}}
+        data.raw.technology['artillery-shell-range-1'].prerequisites = {'artillery', 'space-science-pack'}
+        data.raw.technology['artillery-shell-range-1'].unit.ingredients = {{'automation-science-pack', 1}, {'logistic-science-pack', 1}, {'military-science-pack', 1}, {'chemical-science-pack', 1}, {'utility-science-pack', 1}, {'space-science-pack', 1}}
+        data.raw.technology['artillery-shell-speed-1'].prerequisites = {'artillery', 'space-science-pack'}
+        data.raw.technology['artillery-shell-speed-1'].unit.ingredients = {{'automation-science-pack', 1}, {'logistic-science-pack', 1}, {'military-science-pack', 1}, {'chemical-science-pack', 1}, {'utility-science-pack', 1}, {'space-science-pack', 1}}
         data.raw.technology['artillery-shell-damage-1'].effects = nil
-        data.raw.technology['artillery-shell-damage-1'].unit.ingredients = {{'automation-science-pack', 1}, {'logistic-science-pack', 1}, {'military-science-pack', 1}, {'chemical-science-pack', 1}, {'utility-science-pack', 1}}
+        data.raw.technology['artillery-shell-damage-1'].prerequisites = {'artillery', 'space-science-pack'}
+        data.raw.technology['artillery-shell-damage-1'].unit.ingredients = {{'automation-science-pack', 1}, {'logistic-science-pack', 1}, {'military-science-pack', 1}, {'chemical-science-pack', 1}, {'utility-science-pack', 1}, {'space-science-pack', 1}}
         data.raw.technology['railgun'].prerequisites = {'military-4', 'artillery', 'production-science-pack'}
         data.raw.technology['railgun'].unit.count = 2500
         data.raw.technology['railgun'].unit.ingredients = {{'automation-science-pack', 1}, {'logistic-science-pack', 1}, {'military-science-pack', 1}, {'chemical-science-pack', 1}, {'production-science-pack', 1}, {'utility-science-pack', 1}}
         data.raw.technology['railgun-damage-1'].effects = nil
-        data.raw.technology['railgun-damage-1'].unit.ingredients = {{'automation-science-pack', 1}, {'logistic-science-pack', 1}, {'military-science-pack', 1}, {'chemical-science-pack', 1}, {'utility-science-pack', 1}}
-        data.raw.technology['railgun-shooting-speed-1'].unit.ingredients = {{'automation-science-pack', 1}, {'logistic-science-pack', 1}, {'military-science-pack', 1}, {'chemical-science-pack', 1}, {'utility-science-pack', 1}}
+        data.raw.technology['railgun-damage-1'].prerequisites = {'railgun', 'space-science-pack'}
+        data.raw.technology['railgun-damage-1'].unit.ingredients = {{'automation-science-pack', 1}, {'logistic-science-pack', 1}, {'military-science-pack', 1}, {'chemical-science-pack', 1}, {'utility-science-pack', 1}, {'space-science-pack', 1}}
+        data.raw.technology['railgun-shooting-speed-1'].prerequisites = {'railgun', 'space-science-pack'}
+        data.raw.technology['railgun-shooting-speed-1'].unit.ingredients = {{'automation-science-pack', 1}, {'logistic-science-pack', 1}, {'military-science-pack', 1}, {'chemical-science-pack', 1}, {'utility-science-pack', 1}, {'space-science-pack', 1}}
         data.raw.technology['worker-robots-speed-6'].prerequisites = {'worker-robots-speed-5'}
         data.raw.technology['worker-robots-speed-6'].unit.ingredients = {{'automation-science-pack', 1}, {'logistic-science-pack', 1}, {'chemical-science-pack', 1}, {'production-science-pack', 1}, {'utility-science-pack', 1}}
         data.raw.technology['worker-robots-speed-7'].prerequisites = {'worker-robots-speed-6', 'space-science-pack'}
@@ -1055,10 +1060,10 @@ if settings.startup['PHI-VP'].value then
         data.raw.technology['mech-armor'].prerequisites = {'power-armor-mk2', 'space-science-pack'}
         data.raw.technology['mech-armor'].unit.ingredients = {{'automation-science-pack', 1}, {'logistic-science-pack', 1}, {'military-science-pack', 1}, {'chemical-science-pack', 1}, {'production-science-pack', 1}, {'utility-science-pack', 1}, {'space-science-pack', 1}}
         data.raw.technology['power-armor-mk2'].prerequisites = {'power-armor', 'military-4', 'speed-module-2', 'efficiency-module-2'}
-        data.raw.technology['health'].prerequisites = {'utility-science-pack'}
-        data.raw.technology['health'].unit.ingredients = {{'military-science-pack', 1}, {'chemical-science-pack', 1}, {'utility-science-pack', 1}}
-        data.raw.technology['mining-productivity-3'].prerequisites = {'mining-productivity-2', 'production-science-pack', 'utility-science-pack'}
-        data.raw.technology['mining-productivity-3'].unit.ingredients = {{'automation-science-pack', 1}, {'logistic-science-pack', 1}, {'chemical-science-pack', 1}, {'production-science-pack', 1}, {'utility-science-pack', 1}}
+        data.raw.technology['health'].prerequisites = {'utility-science-pack', 'space-science-pack'}
+        data.raw.technology['health'].unit.ingredients = {{'military-science-pack', 1}, {'chemical-science-pack', 1}, {'utility-science-pack', 1}, {'space-science-pack', 1}}
+        data.raw.technology['mining-productivity-3'].prerequisites = {'mining-productivity-2', 'production-science-pack', 'utility-science-pack', 'space-science-pack'}
+        data.raw.technology['mining-productivity-3'].unit.ingredients = {{'automation-science-pack', 1}, {'logistic-science-pack', 1}, {'chemical-science-pack', 1}, {'production-science-pack', 1}, {'utility-science-pack', 1}, {'space-science-pack', 1}}
         data.raw.technology['processing-unit-productivity'].prerequisites = {'processing-unit', 'electromagnetic-plant'}
         data.raw.technology['processing-unit-productivity'].effects = {{type = 'change-recipe-productivity', recipe = 'processing-unit', change = 0.05}}
         data.raw.technology['processing-unit-productivity'].unit.count_formula = '1000 * (1.5 ^ (L - 1))'