diff --git a/locale/en/tips.cfg b/locale/en/tips.cfg
index 3d382893..f8bc2950 100644
--- a/locale/en/tips.cfg
+++ b/locale/en/tips.cfg
@@ -8,8 +8,8 @@ pydrive=[item=pydrive] Logistic stations
 ocula=[item=ocula] Ocula
 vatbrain=[item=vat-brain] Vat-brain
 symbiosis=[item=ulric-infusion] Symbiosis
-turd=[item=py-science-pack-1] T.U.R.D.
-turd-title=[item=py-science-pack-1] Technological upgrade and research device
+turd=[item=cottongut-pup] T.U.R.D.
+turd-title=[item=cottongut-pup] Technological upgrade and research device
 biofluid=[item=guano] Biofluid network
 
 [pywiki-descriptions]
diff --git a/prototypes/technologies/turd-respec.lua b/prototypes/technologies/turd-respec.lua
index 50ba0132..02b362ed 100644
--- a/prototypes/technologies/turd-respec.lua
+++ b/prototypes/technologies/turd-respec.lua
@@ -31,7 +31,7 @@ else
     }
 end
 
-local offset = 5
+local offset = 4
 
 local ingredients = {}
 for i = offset, #science_packs - 1 do