diff --git a/017_science/data-updates.lua b/017_science/data-updates.lua
index 1eabc77..0020eb5 100644
--- a/017_science/data-updates.lua
+++ b/017_science/data-updates.lua
@@ -88,7 +88,7 @@ if settings.startup["017-techtree"].value then
 			{"advanced-electronics-2", "high-tech-science-pack"}
 		}
 		
-		data.raw["technology"]["science-pack-3"].effects = {
+		data.raw["technology"]["chemical-science-pack"].effects = {
 				{type = "unlock-recipe", recipe = "science-pack-3"},
 				{type = "unlock-recipe", recipe = "17-chemical-science-pack"}
 		}
@@ -96,7 +96,7 @@ if settings.startup["017-techtree"].value then
 				{type = "unlock-recipe", recipe = "production-science-pack"},
 				{type = "unlock-recipe", recipe = "17-production-science-pack"}
 		}
-		data.raw["technology"]["high-tech-science-pack"].effects = {
+		data.raw["technology"]["utility-science-pack"].effects = {
 				{type = "unlock-recipe", recipe = "high-tech-science-pack"},
 				{type = "unlock-recipe", recipe = "17-utility-science-pack"}
 		}
diff --git a/017_science/info.json b/017_science/info.json
index f5e72a5..4a7205e 100644
--- a/017_science/info.json
+++ b/017_science/info.json
@@ -1,6 +1,6 @@
 {
   "name": "017_science",
-  "version": "0.0.15",
+  "version": "0.0.16",
   "factorio_version": "0.16",
   "title": "0.17 science conversion",
   "author": "npc_strider(morley376)",