diff --git a/data-updates.lua b/data-updates.lua
index c4547433..5f949964 100644
--- a/data-updates.lua
+++ b/data-updates.lua
@@ -8,23 +8,18 @@ require "prototypes/technologies/stacking-belts"
 
 ITEM("automation-science-pack", "tool"):set("icon", "__pycoalprocessinggraphics__/graphics/icons/science-pack-1.png")
 ITEM("automation-science-pack", "tool"):set("icon_size", 64)
-ITEM("automation-science-pack", "tool"):set("icon_mipmaps", nil)
 
 ITEM("logistic-science-pack", "tool"):set("icon", "__pycoalprocessinggraphics__/graphics/icons/science-pack-2.png")
 ITEM("logistic-science-pack", "tool"):set("icon_size", 64)
-ITEM("logistic-science-pack", "tool"):set("icon_mipmaps", nil)
 
 ITEM("chemical-science-pack", "tool"):set("icon", "__pycoalprocessinggraphics__/graphics/icons/science-pack-3.png")
 ITEM("chemical-science-pack", "tool"):set("icon_size", 64)
-ITEM("chemical-science-pack", "tool"):set("icon_mipmaps", nil)
 
 ITEM("lab"):set("icon", "__pycoalprocessinggraphics__/graphics/icons/lab-mk01.png")
 ITEM("lab"):set("icon_size", 64)
-ITEM("lab"):set("icon_mipmaps", nil)
 
 ITEM("electric-engine-unit"):set("icon", "__pycoalprocessinggraphics__/graphics/icons/electric-engine-unit.png")
 ITEM("electric-engine-unit"):set("icon_size", 64)
-ITEM("electric-engine-unit"):set("icon_mipmaps", nil)
 
 RECIPE("small-electric-pole"):replace_result("small-electric-pole", {"small-electric-pole", amount = 1})
 
diff --git a/prototypes/buildings/beacon.lua b/prototypes/buildings/beacon.lua
index 0c7c1b98..441c874f 100644
--- a/prototypes/buildings/beacon.lua
+++ b/prototypes/buildings/beacon.lua
@@ -129,7 +129,6 @@ for am = 5, 1, -1 do
         beacon.next_upgrade = nil
         beacon.icon = "__pycoalprocessinggraphics__/graphics/icons/beacon.png"
         beacon.icon_size = 64
-        beacon.icon_mipmaps = nil
         data:extend {beacon}
     end
 end
@@ -137,7 +136,6 @@ end
 data.raw.item.beacon.place_result = "beacon-AM1-FM1"
 data.raw.item.beacon.icon = "__pycoalprocessinggraphics__/graphics/icons/beacon.png"
 data.raw.item.beacon.icon_size = 64
-data.raw.item.beacon.icon_mipmaps = nil
 data.raw.item.beacon.stack_size = 100
 data.raw.beacon.beacon.subgroup = data.raw.item.beacon.subgroup
 
diff --git a/prototypes/buildings/diet-beacon.lua b/prototypes/buildings/diet-beacon.lua
index ef3fcc8e..449ce596 100644
--- a/prototypes/buildings/diet-beacon.lua
+++ b/prototypes/buildings/diet-beacon.lua
@@ -5,7 +5,6 @@ TECHNOLOGY {
     name = "diet-beacon",
     icon = "__base__/graphics/technology/module.png",
     icon_size = 256,
-    icon_mipmaps = 4,
     prerequisites = {"speed-module", "productivity-module", "efficiency-module"},
     effects = {},
     unit = {
@@ -140,7 +139,6 @@ for am = 5, 1, -1 do
         beacon.minable = {mining_time = 0.2, result = "beacon-mk01"}
         beacon.icon = "__pycoalprocessinggraphics__/graphics/icons/beacon-01.png"
         beacon.icon_size = 64
-        beacon.icon_mipmaps = nil
         data:extend {beacon}
     end
 end
diff --git a/prototypes/technologies/artillery-2.lua b/prototypes/technologies/artillery-2.lua
index 5637a7ad..0d312512 100644
--- a/prototypes/technologies/artillery-2.lua
+++ b/prototypes/technologies/artillery-2.lua
@@ -1,7 +1,7 @@
 TECHNOLOGY {
   type = "technology",
   name = "artillery-2",
-  icon_size = 256, icon_mipmaps = 4,
+  icon_size = 256,
   icon = "__base__/graphics/technology/artillery.png",
   effects = {},
   prerequisites = {"artillery"},
diff --git a/prototypes/technologies/artillery-range.lua b/prototypes/technologies/artillery-range.lua
index fd64269b..fd9959b7 100644
--- a/prototypes/technologies/artillery-range.lua
+++ b/prototypes/technologies/artillery-range.lua
@@ -1,7 +1,7 @@
 TECHNOLOGY {
   type = "technology",
   name = "artillery-shell-range-1",
-  icon_size = 256, icon_mipmaps = 4,
+  icon_size = 256,
   icon = "__base__/graphics/technology/artillery.png",
   effects =
   {
@@ -29,7 +29,7 @@ TECHNOLOGY {
 TECHNOLOGY {
   type = "technology",
   name = "artillery-shell-range-2",
-  icon_size = 256, icon_mipmaps = 4,
+  icon_size = 256,
   icon = "__base__/graphics/technology/artillery.png",
   effects =
   {
@@ -58,7 +58,7 @@ TECHNOLOGY {
 TECHNOLOGY {
   type = "technology",
   name = "artillery-shell-range-3",
-  icon_size = 256, icon_mipmaps = 4,
+  icon_size = 256,
   icon = "__base__/graphics/technology/artillery.png",
   effects =
   {
@@ -87,7 +87,7 @@ TECHNOLOGY {
 TECHNOLOGY {
   type = "technology",
   name = "artillery-shell-range-4",
-  icon_size = 256, icon_mipmaps = 4,
+  icon_size = 256,
   icon = "__base__/graphics/technology/artillery.png",
   effects =
   {
@@ -116,7 +116,7 @@ TECHNOLOGY {
 TECHNOLOGY {
   type = "technology",
   name = "artillery-shell-range-5",
-  icon_size = 256, icon_mipmaps = 4,
+  icon_size = 256,
   icon = "__base__/graphics/technology/artillery.png",
   effects =
   {
@@ -145,7 +145,7 @@ TECHNOLOGY {
 TECHNOLOGY {
   type = "technology",
   name = "artillery-shell-range-6",
-  icon_size = 256, icon_mipmaps = 4,
+  icon_size = 256,
   icon = "__base__/graphics/technology/artillery.png",
   effects =
   {
@@ -175,7 +175,7 @@ TECHNOLOGY {
 TECHNOLOGY {
   type = "technology",
   name = "artillery-shell-range-7",
-  icon_size = 256, icon_mipmaps = 4,
+  icon_size = 256,
   icon = "__base__/graphics/technology/artillery.png",
   effects =
   {
@@ -205,7 +205,7 @@ TECHNOLOGY {
 TECHNOLOGY {
   type = "technology",
   name = "artillery-shell-range-8",
-  icon_size = 256, icon_mipmaps = 4,
+  icon_size = 256,
   icon = "__base__/graphics/technology/artillery.png",
   effects =
   {
@@ -235,7 +235,7 @@ TECHNOLOGY {
 TECHNOLOGY {
   type = "technology",
   name = "artillery-shell-range-9",
-  icon_size = 256, icon_mipmaps = 4,
+  icon_size = 256,
   icon = "__base__/graphics/technology/artillery.png",
   effects =
   {
@@ -266,7 +266,7 @@ TECHNOLOGY {
 TECHNOLOGY {
   type = "technology",
   name = "artillery-shell-range-10",
-  icon_size = 256, icon_mipmaps = 4,
+  icon_size = 256,
   icon = "__base__/graphics/technology/artillery.png",
   effects =
   {
@@ -297,7 +297,7 @@ TECHNOLOGY {
 TECHNOLOGY {
   type = "technology",
   name = "artillery-shell-range-11",
-  icon_size = 256, icon_mipmaps = 4,
+  icon_size = 256,
   icon = "__base__/graphics/technology/artillery.png",
   effects =
   {
@@ -328,7 +328,7 @@ TECHNOLOGY {
 TECHNOLOGY {
   type = "technology",
   name = "artillery-shell-range-12",
-  icon_size = 256, icon_mipmaps = 4,
+  icon_size = 256,
   icon = "__base__/graphics/technology/artillery.png",
   effects =
   {
@@ -359,7 +359,7 @@ TECHNOLOGY {
 TECHNOLOGY {
   type = "technology",
   name = "artillery-shell-range-13",
-  icon_size = 256, icon_mipmaps = 4,
+  icon_size = 256,
   icon = "__base__/graphics/technology/artillery.png",
   effects =
   {
diff --git a/prototypes/updates/base-updates.lua b/prototypes/updates/base-updates.lua
index 3debf05a..dc0e0f70 100644
--- a/prototypes/updates/base-updates.lua
+++ b/prototypes/updates/base-updates.lua
@@ -138,14 +138,12 @@ for i = 1, 6 do
             -- Speed icon
             {
                 icon = "__core__/graphics/icons/technology/constants/constant-speed.png",
-                icon_mipmaps = 3,
                 icon_size = 128,
                 scale = 0.5,
                 shift = {50, 50}
             }
         })
     tech:set("icon_size", 128)
-    tech:set("icon_mipmaps", nil)
 end
 
 -- Recipe unlocks
diff --git a/prototypes/updates/pyindustry-updates.lua b/prototypes/updates/pyindustry-updates.lua
index 847233a0..feca2568 100644
--- a/prototypes/updates/pyindustry-updates.lua
+++ b/prototypes/updates/pyindustry-updates.lua
@@ -3,7 +3,7 @@ ITEM {
     type = "item",
     stack_size = 10,
     icon = "__pycoalprocessinggraphics__/graphics/icons/py-logo-15tiles.png",
-    icon_size = 64, icon_mipmaps = 4,
+    icon_size = 64,
     place_result = "py-logo-15tiles",
     flags = {},
     subgroup = "py-walls",