diff --git a/package-lock.json b/package-lock.json
index e4c7941fd8..c48f8e2c63 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -268,7 +268,7 @@
         "terser-webpack-plugin": "^5.3.10",
         "ts-loader": "^9.5.1",
         "type-fest": "^4.26.1",
-        "typescript": "^5.5.4",
+        "typescript": "^5.6.2",
         "typescript-plugin-css-modules": "^5.1.0",
         "webpack": "^5.94.0",
         "webpack-build-notifier": "^3.1.0",
@@ -28308,9 +28308,9 @@
       "dev": true
     },
     "node_modules/typescript": {
-      "version": "5.5.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.5.4.tgz",
-      "integrity": "sha512-Mtq29sKDAEYP7aljRgtPOpTvOfbwRWlS6dPRzwjdE+C0R4brX/GUyhHSecbHMFLNBLcJIPt9nl9yG5TZ1weH+Q==",
+      "version": "5.6.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.6.2.tgz",
+      "integrity": "sha512-NW8ByodCSNCwZeghjN3o+JX5OFH0Ojg6sadjEKY4huZ52TqbJTJnDo5+Tw98lSy63NZvi4n+ez5m2u5d4PkZyw==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
diff --git a/package.json b/package.json
index 92ff910023..b6708fc9a4 100644
--- a/package.json
+++ b/package.json
@@ -293,7 +293,7 @@
     "terser-webpack-plugin": "^5.3.10",
     "ts-loader": "^9.5.1",
     "type-fest": "^4.26.1",
-    "typescript": "^5.5.4",
+    "typescript": "^5.6.2",
     "typescript-plugin-css-modules": "^5.1.0",
     "webpack": "^5.94.0",
     "webpack-build-notifier": "^3.1.0",
diff --git a/src/bricks/effects/clipboard.test.ts b/src/bricks/effects/clipboard.test.ts
index 4723c37448..448036d05d 100644
--- a/src/bricks/effects/clipboard.test.ts
+++ b/src/bricks/effects/clipboard.test.ts
@@ -38,6 +38,8 @@ const SMALL_RED_DOT_URI =
 };
 
 class ClipboardItemFake implements ClipboardItem {
+  presentationStyle: PresentationStyle = "unspecified";
+
   constructor(
     private readonly items: Record<
       string,
@@ -45,6 +47,10 @@ class ClipboardItemFake implements ClipboardItem {
     >,
   ) {}
 
+  static supports(type: string): boolean {
+    return true;
+  }
+
   async getType(type: string): Promise<Blob> {
     return this.items[type] as Blob;
   }
diff --git a/src/pageEditor/hooks/useCheckModStarterBrickInvariants.test.ts b/src/pageEditor/hooks/useCheckModStarterBrickInvariants.test.ts
index d294055463..4d9d8f5ee8 100644
--- a/src/pageEditor/hooks/useCheckModStarterBrickInvariants.test.ts
+++ b/src/pageEditor/hooks/useCheckModStarterBrickInvariants.test.ts
@@ -41,8 +41,7 @@ import {
 
 let starterBrickCount = 0;
 function newStarterBrickId(): InnerDefinitionRef {
-  // eslint-disable-next-line no-constant-binary-expression -- false positive
-  return `starterBrick${starterBrickCount++ ?? ""}` as InnerDefinitionRef;
+  return `starterBrick${starterBrickCount++}` as InnerDefinitionRef;
 }
 
 describe("useCheckModStarterBrickInvariants", () => {
diff --git a/src/pageEditor/store/editor/selectGetCleanComponentsAndDirtyFormStatesForMod.test.ts b/src/pageEditor/store/editor/selectGetCleanComponentsAndDirtyFormStatesForMod.test.ts
index ae00e340e3..e4fe15aeaa 100644
--- a/src/pageEditor/store/editor/selectGetCleanComponentsAndDirtyFormStatesForMod.test.ts
+++ b/src/pageEditor/store/editor/selectGetCleanComponentsAndDirtyFormStatesForMod.test.ts
@@ -35,8 +35,7 @@ import { starterBrickDefinitionFactory } from "@/testUtils/factories/modDefiniti
 
 let starterBrickCount = 0;
 function newStarterBrickId(): InnerDefinitionRef {
-  // eslint-disable-next-line no-constant-binary-expression -- false positive
-  return `starterBrick${starterBrickCount++ ?? ""}` as InnerDefinitionRef;
+  return `starterBrick${starterBrickCount++}` as InnerDefinitionRef;
 }
 
 describe("selectGetCleanComponentsAndDirtyFormStatesForMod", () => {
diff --git a/tsconfig.json b/tsconfig.json
index 1efff9a2f6..758920b7f9 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -9,6 +9,7 @@
     "resolveJsonModule": true,
     "baseUrl": ".",
     "outDir": null,
+    "declaration": false,
 
     // TODO: Drop these lines to make TS stricter https://github.com/pixiebrix/pixiebrix-extension/issues/775
     "strictFunctionTypes": false,