diff --git a/src/core.ts b/src/core.ts
index b2ae4c8..8470c33 100644
--- a/src/core.ts
+++ b/src/core.ts
@@ -936,7 +936,7 @@ export function createAgentScoreCore(options: AgentScoreCoreOptions): AgentScore
 
     if (decisionIsUnreadable) {
       // No decision field. Indistinguishable from a truncated or proxied
-      // response, so this is an INFRASTRUCTURE failure and honours the
+      // response, so this is an INFRASTRUCTURE failure and honors the
       // merchant's explicit `failOpen` choice, exactly as an unreachable API
       // does above. What changed is that it is no longer a silent allow for
       // merchants who did NOT opt into that.
diff --git a/src/identity/policy.ts b/src/identity/policy.ts
index 03e02a0..d7a0b44 100644
--- a/src/identity/policy.ts
+++ b/src/identity/policy.ts
@@ -46,7 +46,7 @@ export type IdentityStatus = 'verified' | 'unverified' | 'anonymous' | 'denied';
  * `POST /v1/assess` directly is rejected with a 400 `invalid_policy`.
  *
  * That rejection is deliberate and recent. The API previously ignored a key it
- * did not recognise, which meant a camelCase policy matched no rule, ran no
+ * did not recognize, which meant a camelCase policy matched no rule, ran no
  * check, and came back `decision: "allow"`, a silent pass from a compliance
  * gate. It now fails loudly instead, and the 400 names the correct spelling.
  *
diff --git a/tests/express.test.ts b/tests/express.test.ts
index 373bd40..b9d1cd8 100644
--- a/tests/express.test.ts
+++ b/tests/express.test.ts
@@ -426,7 +426,7 @@ describe('agentscoreGate middleware — a response with no decision fails closed
   // The merchant's explicit availability choice still applies here, exactly as
   // it does for an unreachable API: a missing decision is an unreadable
   // response, not a compliance verdict.
-  it('honours failOpen when the merchant opted into it', async () => {
+  it('honors failOpen when the merchant opted into it', async () => {
     mockFetchOk({ ...ALLOW_RESPONSE, decision: null });
     const mw = agentscoreGate({ apiKey: API_KEY, failOpen: true });
     const req = makeReq(WALLET);
@@ -442,7 +442,7 @@ describe('agentscoreGate middleware — a response with no decision fails closed
   // decision on the API side cannot silently open the gate on old SDKs. This one
   // denies at 403 rather than 503: the API returned a READABLE decision that is
   // simply not an approval, which is a verdict rather than an infrastructure
-  // failure, so it is not retryable and must not honour failOpen.
+  // failure, so it is not retryable and must not honor failOpen.
   it('denies an unrecognised decision value', async () => {
     mockFetchOk({ ...ALLOW_RESPONSE, decision: 'review' });
     const mw = agentscoreGate({ apiKey: API_KEY });
diff --git a/tests/payment/x402_server.test.ts b/tests/payment/x402_server.test.ts
index bebb14c..a56b43e 100644
--- a/tests/payment/x402_server.test.ts
+++ b/tests/payment/x402_server.test.ts
@@ -114,7 +114,7 @@ describe('buildX402AcceptsFor402', () => {
     expect(accept.extra).toEqual({ name: 'USD Coin', version: '2' });
   });
 
-  it('honours scheme + maxTimeoutSeconds + extensions when supplied', async () => {
+  it('honors scheme + maxTimeoutSeconds + extensions when supplied', async () => {
     let captured: { config?: Record<string, unknown>; extensions?: unknown } = {};
     const fakeServer = {
       register: () => {},