diff --git a/src/js/core/draw_utils.js b/src/js/core/draw_utils.js
index 94f7a84b..8e82753b 100644
--- a/src/js/core/draw_utils.js
+++ b/src/js/core/draw_utils.js
@@ -10,29 +10,6 @@ import { Rectangle } from "./rectangle";
 const logger = createLogger("draw_utils");
 
 export function initDrawUtils() {
-    CanvasRenderingContext2D.prototype.beginRoundedRect = function (x, y, w, h, r) {
-        this.beginPath();
-
-        if (r < 0.05) {
-            this.rect(x, y, w, h);
-            return;
-        }
-
-        if (w < 2 * r) {
-            r = w / 2;
-        }
-
-        if (h < 2 * r) {
-            r = h / 2;
-        }
-
-        this.moveTo(x + r, y);
-        this.arcTo(x + w, y, x + w, y + h, r);
-        this.arcTo(x + w, y + h, x, y + h, r);
-        this.arcTo(x, y + h, x, y, r);
-        this.arcTo(x, y, x + w, y, r);
-    };
-
     CanvasRenderingContext2D.prototype.beginCircle = function (x, y, r) {
         this.beginPath();
 
diff --git a/src/js/game/belt_path.js b/src/js/game/belt_path.js
index f5112569..dbb298a1 100644
--- a/src/js/game/belt_path.js
+++ b/src/js/game/belt_path.js
@@ -1321,7 +1321,8 @@ export class BeltPath extends BasicSerializableObject {
             const nextDistanceAndItem = this.items[i];
             const worldPos = this.computePositionFromProgress(progress).toWorldSpaceCenterOfTile();
             parameters.context.fillStyle = "#268e4d";
-            parameters.context.beginRoundedRect(worldPos.x - 5, worldPos.y - 5, 10, 10, 3);
+            parameters.context.beginPath();
+            parameters.context.roundRect(worldPos.x - 5, worldPos.y - 5, 10, 10, 3);
             parameters.context.fill();
             parameters.context.font = "6px GameFont";
             parameters.context.fillStyle = "#111";
diff --git a/src/js/game/hud/parts/building_placer.js b/src/js/game/hud/parts/building_placer.js
index 4649b976..776df330 100644
--- a/src/js/game/hud/parts/building_placer.js
+++ b/src/js/game/hud/parts/building_placer.js
@@ -371,7 +371,8 @@ export class HUDBuildingPlacer extends HUDBuildingPlacerLogic {
             parameters.context.fillStyle = "rgba(255, 0, 0, 0.2)";
         }
 
-        parameters.context.beginRoundedRect(
+        parameters.context.beginPath();
+        parameters.context.roundRect(
             entityBounds.x * globalConfig.tileSize - drawBorder,
             entityBounds.y * globalConfig.tileSize - drawBorder,
             entityBounds.w * globalConfig.tileSize + 2 * drawBorder,
diff --git a/src/js/game/hud/parts/interactive_tutorial.js b/src/js/game/hud/parts/interactive_tutorial.js
index f31d667c..14cffcae 100644
--- a/src/js/game/hud/parts/interactive_tutorial.js
+++ b/src/js/game/hud/parts/interactive_tutorial.js
@@ -1,23 +1,23 @@
-import { BaseHUDPart } from "../base_hud_part";
-import { clamp, makeDiv, smoothPulse } from "../../../core/utils";
-import { GameRoot } from "../../root";
-import { MinerComponent } from "../../components/miner";
-import { DynamicDomAttach } from "../dynamic_dom_attach";
-import { TrackedState } from "../../../core/tracked_state";
-import { T } from "../../../translations";
-import { enumItemProcessorTypes, ItemProcessorComponent } from "../../components/item_processor";
-import { ShapeItem } from "../../items/shape_item";
-import { WireComponent } from "../../components/wire";
-import { LeverComponent } from "../../components/lever";
-import { DrawParameters } from "../../../core/draw_parameters";
 import { globalConfig } from "../../../core/config";
-import { Vector } from "../../../core/vector";
-import { MetaMinerBuilding } from "../../buildings/miner";
+import { DrawParameters } from "../../../core/draw_parameters";
 import { gMetaBuildingRegistry } from "../../../core/global_registries";
-import { MetaBeltBuilding } from "../../buildings/belt";
-import { MetaTrashBuilding } from "../../buildings/trash";
+import { TrackedState } from "../../../core/tracked_state";
+import { clamp, makeDiv, smoothPulse } from "../../../core/utils";
+import { Vector } from "../../../core/vector";
 import { SOUNDS } from "../../../platform/sound";
+import { T } from "../../../translations";
+import { MetaBeltBuilding } from "../../buildings/belt";
+import { MetaMinerBuilding } from "../../buildings/miner";
+import { MetaTrashBuilding } from "../../buildings/trash";
+import { enumItemProcessorTypes, ItemProcessorComponent } from "../../components/item_processor";
+import { LeverComponent } from "../../components/lever";
+import { MinerComponent } from "../../components/miner";
+import { WireComponent } from "../../components/wire";
+import { ShapeItem } from "../../items/shape_item";
+import { GameRoot } from "../../root";
 import { THEME } from "../../theme";
+import { BaseHUDPart } from "../base_hud_part";
+import { DynamicDomAttach } from "../dynamic_dom_attach";
 
 // @todo: Make dictionary
 const tutorialsByLevel = [
@@ -257,7 +257,8 @@ export class HUDInteractiveTutorial extends BaseHUDPart {
                     parameters.context.fillStyle = "rgba(74, 237, 134, " + (0.5 - animation * 0.2) + ")";
                     parameters.context.strokeStyle = "rgb(74, 237, 134)";
                     parameters.context.lineWidth = 2;
-                    parameters.context.beginRoundedRect(
+                    parameters.context.beginPath();
+                    parameters.context.roundRect(
                         closest.x * globalConfig.tileSize - 2 * animation,
                         closest.y * globalConfig.tileSize - 2 * animation,
                         globalConfig.tileSize + 4 * animation,
@@ -423,7 +424,8 @@ export class HUDInteractiveTutorial extends BaseHUDPart {
                     parameters.context.fillStyle = "rgba(74, 237, 134, " + (0.5 - animation * 0.2) + ")";
                     parameters.context.strokeStyle = "rgb(74, 237, 134)";
                     parameters.context.lineWidth = 2;
-                    parameters.context.beginRoundedRect(
+                    parameters.context.beginPath();
+                    parameters.context.roundRect(
                         slot.x - 2 * animation,
                         slot.y - 2 * animation,
                         globalConfig.tileSize + 4 * animation,
diff --git a/src/js/game/hud/parts/miner_highlight.js b/src/js/game/hud/parts/miner_highlight.js
index 5cf17345..80b4b2a1 100644
--- a/src/js/game/hud/parts/miner_highlight.js
+++ b/src/js/game/hud/parts/miner_highlight.js
@@ -59,7 +59,8 @@ export class HUDMinerHighlight extends BaseHUDPart {
             const entity = connectedEntities[i];
             const staticComp = entity.components.StaticMapEntity;
 
-            parameters.context.beginRoundedRect(
+            parameters.context.beginPath();
+            parameters.context.roundRect(
                 staticComp.origin.x * globalConfig.tileSize + 5,
                 staticComp.origin.y * globalConfig.tileSize + 5,
                 globalConfig.tileSize - 10,
@@ -81,7 +82,8 @@ export class HUDMinerHighlight extends BaseHUDPart {
 
         // Background
         parameters.context.fillStyle = THEME.map.connectedMiners.background;
-        parameters.context.beginRoundedRect(
+        parameters.context.beginPath();
+        parameters.context.roundRect(
             tooltipLocation.x + 5 * scale,
             tooltipLocation.y - 3 * scale,
             (isCapped ? 100 : 65) * scale,
diff --git a/src/js/game/hud/parts/waypoints.js b/src/js/game/hud/parts/waypoints.js
index 032c0221..f1628054 100644
--- a/src/js/game/hud/parts/waypoints.js
+++ b/src/js/game/hud/parts/waypoints.js
@@ -589,7 +589,8 @@ export class HUDWaypoints extends BaseHUDPart {
             // Render the background rectangle
             parameters.context.globalAlpha = this.currentMarkerOpacity * (isSelected ? 1 : 0.7);
             parameters.context.fillStyle = "rgba(255, 255, 255, 0.7)";
-            parameters.context.beginRoundedRect(bounds.x, bounds.y, bounds.w, bounds.h, 6);
+            parameters.context.beginPath();
+            parameters.context.roundRect(bounds.x, bounds.y, bounds.w, bounds.h, 6);
             parameters.context.fill();
 
             // Render the text
diff --git a/src/js/globals.d.ts b/src/js/globals.d.ts
index 07261bf8..86e335f8 100644
--- a/src/js/globals.d.ts
+++ b/src/js/globals.d.ts
@@ -40,7 +40,6 @@ declare interface ImportMeta {
 }
 
 declare interface CanvasRenderingContext2D {
-    beginRoundedRect(x: number, y: number, w: number, h: number, r: number): void;
     beginCircle(x: number, y: number, r: number): void;
 }