diff --git a/Resources/Prototypes/Catalog/Cargo/cargo_science.yml b/Resources/Prototypes/Catalog/Cargo/cargo_science.yml
index 29fab7e290..ce1cf009a9 100644
--- a/Resources/Prototypes/Catalog/Cargo/cargo_science.yml
+++ b/Resources/Prototypes/Catalog/Cargo/cargo_science.yml
@@ -5,7 +5,7 @@
     state: artifact_container_icon
   product: CrateArtifactContainer
   cost: 500
-  category: Science # DeltaV - Epistemics Department replacing Science
+  category: Science
   group: market
 
 - type: cargoProduct
@@ -15,7 +15,7 @@
     state: ano13
   product: RandomArtifactSpawner
   cost: 2000
-  category: Science # DeltaV - Epistemics Department replacing Science
+  category: Science
   group: market
 
 - type: cargoProduct
@@ -25,5 +25,5 @@
     state: icon
   product: CrateScienceBiosuit
   cost: 800
-  category: Science # DeltaV - Epistemics Department replacing Science
+  category: Science
   group: market
diff --git a/Resources/Prototypes/Catalog/Cargo/cargo_vending.yml b/Resources/Prototypes/Catalog/Cargo/cargo_vending.yml
index 4304549d64..78616129e5 100644
--- a/Resources/Prototypes/Catalog/Cargo/cargo_vending.yml
+++ b/Resources/Prototypes/Catalog/Cargo/cargo_vending.yml
@@ -195,7 +195,7 @@
     state: base
   product: CrateVendingMachineRestockRoboticsFilled
   cost: 1600
-  category: Science # DeltaV - Epistemics Department replacing Science
+  category: Science
   group: market
 
 - type: cargoProduct
diff --git a/Resources/Prototypes/Nyanotrasen/Roles/Jobs/Epistemics/forensicmantis.yml b/Resources/Prototypes/Nyanotrasen/Roles/Jobs/Epistemics/forensicmantis.yml
index af4d45f457..a5c5bd7f10 100644
--- a/Resources/Prototypes/Nyanotrasen/Roles/Jobs/Epistemics/forensicmantis.yml
+++ b/Resources/Prototypes/Nyanotrasen/Roles/Jobs/Epistemics/forensicmantis.yml
@@ -7,13 +7,13 @@
     # - !type:OverallPlaytimeRequirement
       # time: 18000
     # - !type:DepartmentTimeRequirement
-      # department: Epistemics # DeltaV - Epistemics Department replacing Science
+      # department: Science
       # time: 3600
   startingGear: ForensicMantisGear
   icon: "JobIconForensicMantis"
   supervisors: job-supervisors-rd
   antagAdvantage: 5 # DeltaV - From 4 to 5
-  canBeAntag: true # DeltaV - Mantis is no longer a Detective
+  canBeAntag: true 
   # whitelistRequired: true
   access:
   - Research
@@ -34,11 +34,10 @@
     head: ClothingHeadHatFezMantis
     id: ForensicMantisPDA
     eyes: ClothingEyesGlassesSunglasses
-    ears: ClothingHeadsetScience # DeltaV - Mantis is part of Epistemics
+    ears: ClothingHeadsetScience
     gloves: ClothingHandsGlovesColorWhite
     outerClothing: ClothingOuterCoatMantis
     belt: ClothingBeltMantis
-    # pocket2: ForensicScanner # DeltaV - Mantis is no longer a Detective
   innerClothingSkirt: ClothingUniformSkirtMantis
   satchel: ClothingBackpackSatchelMantisFilled
   duffelbag: ClothingBackpackDuffelMantisFilled
diff --git a/Resources/Prototypes/Objectives/ninja.yml b/Resources/Prototypes/Objectives/ninja.yml
index 4085a58aa0..43def65d7a 100644
--- a/Resources/Prototypes/Objectives/ninja.yml
+++ b/Resources/Prototypes/Objectives/ninja.yml
@@ -32,7 +32,7 @@
   noSpawn: true
   parent: BaseNinjaObjective
   id: StealResearchObjective
-  description: Your gloves can be used to hack a research server and steal its precious data. If science has been slacking you'll have to get to work. # DeltaV - Epistemics Department replacing Science
+  description: Your gloves can be used to hack a research server and steal its precious data. If science has been slacking you'll have to get to work.
   components:
   - type: Objective
     icon: