diff --git a/eslint.config.js b/eslint.config.js
index a361d046e..826ea03c8 100644
--- a/eslint.config.js
+++ b/eslint.config.js
@@ -54,11 +54,6 @@ export default [...compat.extends(
         "no-case-declarations": "off",
         quotes: "off",
 
-        "@/quotes": ["error", "single", {
-            avoidEscape: true,
-            allowTemplateLiterals: true,
-        }],
-
         "prefer-rest-params": "off",
         "no-bitwise": "off",
         "no-console": "off",
diff --git a/ts_src/psbt/psbtutils.ts b/ts_src/psbt/psbtutils.ts
index 298f4769c..3d5dcced3 100644
--- a/ts_src/psbt/psbtutils.ts
+++ b/ts_src/psbt/psbtutils.ts
@@ -4,6 +4,7 @@ import * as bscript from '../script.js';
 import { Transaction } from '../transaction.js';
 import { hash160 } from '../crypto.js';
 import * as payments from '../payments/index.js';
+import type { PaymentCreator } from '../payments/index.js';
 import * as tools from 'uint8array-tools';
 
 /**
@@ -11,7 +12,7 @@ import * as tools from 'uint8array-tools';
  * @param payment The payment factory to check.
  * @returns A function that takes a script and returns a boolean indicating whether the payment factory can generate a payment script from the script.
  */
-function isPaymentFactory(payment: any): (script: Uint8Array) => boolean {
+function isPaymentFactory(payment: PaymentCreator): (script: Uint8Array) => boolean {
   return (script: Uint8Array): boolean => {
     try {
       payment({ output: script });
diff --git a/ts_src/types.ts b/ts_src/types.ts
index 975f408c8..d9d11d4a6 100644
--- a/ts_src/types.ts
+++ b/ts_src/types.ts
@@ -58,8 +58,8 @@ export interface Tapleaf {
 }
 
 export const TAPLEAF_VERSION_MASK = 0xfe;
-export function isTapleaf(o: any): o is Tapleaf {
-  if (!o || !('output' in o)) return false;
+export function isTapleaf(o: unknown): o is Tapleaf {
+  if (!o || typeof o !== 'object' || !('output' in o)) return false;
   if (!(o.output instanceof Uint8Array)) return false;
   if (o.version !== undefined)
     return (o.version & TAPLEAF_VERSION_MASK) === o.version;
@@ -67,16 +67,16 @@ export function isTapleaf(o: any): o is Tapleaf {
 }
 
 /**
- * Binary tree repsenting script path spends for a Taproot input.
+ * Binary tree representing script path spends for a Taproot input.
  * Each node is either a single Tapleaf, or a pair of Tapleaf | Taptree.
  * The tree has no balancing requirements.
  */
 export type Taptree = [Taptree | Tapleaf, Taptree | Tapleaf] | Tapleaf;
 
-export function isTaptree(scriptTree: any): scriptTree is Taptree {
+export function isTaptree(scriptTree: unknown): scriptTree is Taptree {
   if (!Array.isArray(scriptTree)) return isTapleaf(scriptTree);
   if (scriptTree.length !== 2) return false;
-  return scriptTree.every((t: any) => isTaptree(t));
+  return scriptTree.every((t: unknown) => isTaptree(t));
 }
 
 export interface TinySecp256k1Interface {
@@ -110,7 +110,7 @@ export const SatoshiSchema = v.pipe(
   v.maxValue(0x7fff_ffff_ffff_ffffn),
 );
 
-export const NullablePartial = (a: Record<string, any>) =>
+export const NullablePartial = (a: Record<string, unknown>) =>
   v.object(
     Object.entries(a).reduce(
       (acc, next) => ({ ...acc, [next[0]]: v.nullish(next[1]) }),