diff --git a/README.md b/README.md
index c8d614e..0db4bfb 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-[![Discord](https://img.shields.io/badge/Discord-%235865F2.svg?style=for-the-badge&logo=discord&logoColor=white)](https://discord.gg/ufvFUJtVwk)[![Forgejo](https://img.shields.io/badge/source%20code-%23f4f4f5?style=for-the-badge&logo=forgejo&logoColor=%23c2410c)](https://git.cacklingfiend.info/cacklingfiend/lignumis)[![Downloads](https://img.shields.io/badge/dynamic/json?url=https%3A%2F%2Fmods.factorio.com%2Fapi%2Fmods%2Flignumis&query=%24.downloads_count&suffix=%20Downloads&style=for-the-badge&logo=data%3Aimage%2Fsvg%2Bxml%3Bbase64%2CPD94bWwgdmVyc2lvbj0iMS4wIiBzdGFuZGFsb25lPSJubyI%2FPgo8IURPQ1RZUEUgc3ZnIFBVQkxJQyAiLS8vVzNDLy9EVEQgU1ZHIDIwMDEwOTA0Ly9FTiIKICJodHRwOi8vd3d3LnczLm9yZy9UUi8yMDAxL1JFQy1TVkctMjAwMTA5MDQvRFREL3N2ZzEwLmR0ZCI%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%2BCjwvc3ZnPgo%3D&label=&labelColor=%23e39827&color=%23e39827)](https://mods.factorio.com/mod/lignumis/metrics?range=last_two_months&type=mod_downloads)[![Ko-fi](https://img.shields.io/badge/Ko--fi-F16061?style=for-the-badge&logo=ko-fi&logoColor=white)](https://ko-fi.com/cacklingfiend)
+[![Discord](https://img.shields.io/badge/Discord-%235865F2.svg?style=for-the-badge&logo=discord&logoColor=white)](https://discord.gg/ufvFUJtVwk)[![Forgejo](https://img.shields.io/badge/source%20code-%23f4f4f5?style=for-the-badge&logo=forgejo&logoColor=%23c2410c)](https://git.cacklingfiend.info/cacklingfiend/lignumis)[![Downloads](https://img.shields.io/badge/dynamic/json?url=https%3A%2F%2Fmods.factorio.com%2Fapi%2Fmods%2Flignumis&query=%24.downloads_count&suffix=%20Downloads&style=for-the-badge&logo=data%3Aimage%2Fsvg%2Bxml%3Bbase64%2CPD94bWwgdmVyc2lvbj0iMS4wIiBzdGFuZGFsb25lPSJubyI%2FPgo8IURPQ1RZUEUgc3ZnIFBVQkxJQyAiLS8vVzNDLy9EVEQgU1ZHIDIwMDEwOTA0Ly9FTiIKICJodHRwOi8vd3d3LnczLm9yZy9UUi8yMDAxL1JFQy1TVkctMjAwMTA5MDQvRFREL3N2ZzEwLmR0ZCI%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%2BCjwvc3ZnPgo%3D&label=&labelColor=%23e39827&color=%23e39827)](https://mods.factorio.com/mod/lignumis/metrics?range=last_two_months&type=mod_downloads)
 
 _________________
 ![Lignumis poster](https://git.cacklingfiend.info/cacklingfiend/lignumis-assets/raw/branch/main/sources/readme/poster.jpg)
diff --git a/lignumis/prototypes/content/deep-miner.lua b/lignumis/prototypes/content/deep-miner.lua
index 136d0af..a52c40e 100644
--- a/lignumis/prototypes/content/deep-miner.lua
+++ b/lignumis/prototypes/content/deep-miner.lua
@@ -14,7 +14,7 @@ local function animationLayer()
         height = 704,
         frame_count = 120,
         lines_per_file = 8,
-        animation_speed = 0.3,
+        animation_speed = 0.15,
         scale = 0.5,
         stripes = {
             {
@@ -76,7 +76,7 @@ data:extend({
                         frame_count = 1,
                         line_length = 1,
                         repeat_count = 120,
-                        animation_speed = 0.3,
+                        animation_speed = 0.15,
                         draw_as_shadow = true,
                         scale = 0.5
                     },
@@ -97,7 +97,7 @@ data:extend({
                                 height = 704,
                                 frame_count = 120,
                                 lines_per_file = 8,
-                                animation_speed = 0.3,
+                                animation_speed = 0.15,
                                 scale = 0.5,
                                 stripes = {
                                     {
@@ -118,19 +118,7 @@ data:extend({
             }
         },
         open_sound = sounds.drill_open,
-        close_sound = sounds.drill_close,
-        working_sound = {
-            main_sounds = {
-                sound = { filename = "__space-age__/sound/entity/big-mining-drill/big-mining-drill-working-loop.ogg", volume = 0.4, audible_distance_modifier = 0.6 },
-                sound = { filename = "__space-age__/sound/entity/big-mining-drill/big-mining-drill-loop.ogg", volume = 0.6, audible_distance_modifier = 1 },
-                fade_in_ticks = 4,
-                fade_out_ticks = 30
-            },
-            sound_accents = {
-                { sound = { filename = Lignumis.sound .. "entity/deep-miner/deep-miner-drop.ogg", volume = 1, audible_distance_modifier = 10 }, frame = 15 },
-            },
-            max_sounds_per_prototype = 3
-        }
+        close_sound = sounds.drill_close
     },
     {
         type = "item",
@@ -173,9 +161,9 @@ data:extend({
             count = 500,
             ingredients = {
                 { "automation-science-pack", 1 },
-                { "logistic-science-pack", 1 },
-                { "chemical-science-pack", 1 },
-                { "space-science-pack", 1 }
+                { "logistic-science-pack",   1 },
+                { "chemical-science-pack",   1 },
+                { "space-science-pack",      1 }
             },
             time = 60
         }