diff --git a/CHANGELOG.md b/CHANGELOG.md
index 176ef0a1c2..fffeb964be 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 * Throw a parser error for `class:` directives with an empty class name ([#5858](https://github.com/sveltejs/svelte/issues/5858))
 * Fix type inference for derived stores ([#5935](https://github.com/sveltejs/svelte/pull/5935))
 * Make parameters of built-in animations and transitions optional ([#5936](https://github.com/sveltejs/svelte/pull/5936))
+* Make `SvelteComponentDev` typings more forgiving ([#5937](https://github.com/sveltejs/svelte/pull/5937))
 
 ## 3.32.0
 
diff --git a/src/runtime/internal/dev.ts b/src/runtime/internal/dev.ts
index 53f6ef3bf1..99ff067474 100644
--- a/src/runtime/internal/dev.ts
+++ b/src/runtime/internal/dev.ts
@@ -115,6 +115,20 @@ export class SvelteComponentDev extends SvelteComponent {
 	 * ### DO NOT USE!
 	 */
 	$$prop_def: Props;
+	/**
+	 * @private
+	 * For type checking capabilities only.
+	 * Does not exist at runtime.
+	 * ### DO NOT USE!
+	 */
+	$$events_def: any;
+	/**
+	 * @private
+	 * For type checking capabilities only.
+	 * Does not exist at runtime.
+	 * ### DO NOT USE!
+	 */
+	$$slot_def: any;
 
 	constructor(options: {
 		target: Element;