diff --git a/server/api/helcim/subscription.post.js b/server/api/helcim/subscription.post.js
index d02846f..63d9b6c 100644
--- a/server/api/helcim/subscription.post.js
+++ b/server/api/helcim/subscription.post.js
@@ -47,6 +47,7 @@ export default defineEventHandler(async (event) => {
             member.email,
             member.circle,
             member.contributionAmount,
+            member.billingCadence,
             'manual_invitation_required'
           )
         }
@@ -79,9 +80,7 @@ export default defineEventHandler(async (event) => {
 
     const cadence = body.cadence
     const paymentPlanId = getHelcimPlanId(cadence)
-    const recurringAmount = cadence === 'annual'
-      ? body.contributionAmount * 12
-      : body.contributionAmount
+    const recurringAmount = body.contributionAmount
 
     if (!paymentPlanId) {
       throw createError({
@@ -159,6 +158,7 @@ export default defineEventHandler(async (event) => {
           member.email,
           member.circle,
           member.contributionAmount,
+          member.billingCadence,
           'manual_invitation_required'
         )
       }
diff --git a/server/api/members/create.post.js b/server/api/members/create.post.js
index 9b78831..ee85350 100644
--- a/server/api/members/create.post.js
+++ b/server/api/members/create.post.js
@@ -43,6 +43,7 @@ export default defineEventHandler(async (event) => {
           member.email,
           member.circle,
           member.contributionAmount,
+          member.billingCadence,
           'manual_invitation_required'
         )
       }
diff --git a/server/api/members/update-contribution.post.js b/server/api/members/update-contribution.post.js
index 3e2c071..bc2bf4c 100644
--- a/server/api/members/update-contribution.post.js
+++ b/server/api/members/update-contribution.post.js
@@ -88,7 +88,7 @@ export default defineEventHandler(async (event) => {
             dateActivated: new Date().toISOString().split("T")[0],
             paymentPlanId: parseInt(paymentPlanId),
             customerCode,
-            recurringAmount: cadence === 'annual' ? newAmount * 12 : newAmount,
+            recurringAmount: newAmount,
             paymentMethod: "card",
           },
           idempotencyKey,
@@ -217,7 +217,7 @@ export default defineEventHandler(async (event) => {
       try {
         const subscriptionData = await updateHelcimSubscription(
           member.helcimSubscriptionId,
-          { recurringAmount: memberCadence === 'annual' ? newAmount * 12 : newAmount }
+          { recurringAmount: newAmount }
         );
 
         await Member.findByIdAndUpdate(
diff --git a/server/utils/slack.ts b/server/utils/slack.ts
index 2216e21..0211837 100644
--- a/server/utils/slack.ts
+++ b/server/utils/slack.ts
@@ -90,6 +90,7 @@ export class SlackService {
     memberEmail: string,
     circle: string,
     contributionAmount: number,
+    cadence: string = 'monthly',
     invitationStatus: string = "manual_invitation_required",
   ): Promise<void> {
     try {
@@ -148,7 +149,7 @@ export class SlackService {
               },
               {
                 type: "mrkdwn",
-                text: `*Contribution:*\n$${contributionAmount}/month`,
+                text: `*Contribution:*\n$${contributionAmount}/${cadence === 'annual' ? 'yr' : 'mo'}`,
               },
             ],
           },
diff --git a/tests/server/api/helcim-subscription.test.js b/tests/server/api/helcim-subscription.test.js
index 6845cd4..f755297 100644
--- a/tests/server/api/helcim-subscription.test.js
+++ b/tests/server/api/helcim-subscription.test.js
@@ -201,7 +201,7 @@ describe('helcim subscription endpoint', () => {
     expect(result.subscription.nextBillingDate).toBe('2026-06-01')
   })
 
-  it('annual $15 tier creates subscription with correct paymentPlanId and recurringAmount', async () => {
+  it('annual $180 tier creates subscription with correct paymentPlanId and recurringAmount', async () => {
     requireAuth.mockResolvedValue(undefined)
     requiresPayment.mockReturnValue(true)
     getHelcimPlanId.mockReturnValue('88888')
@@ -211,7 +211,7 @@ describe('helcim subscription endpoint', () => {
       email: 'annual@example.com',
       name: 'Annual User',
       circle: 'founder',
-      contributionAmount: 15,
+      contributionAmount: 180,
       status: 'active',
     }
     Member.findOneAndUpdate.mockResolvedValue({ _id: 'member-3', status: 'pending_payment' })
@@ -223,7 +223,7 @@ describe('helcim subscription endpoint', () => {
     const event = createMockEvent({
       method: 'POST',
       path: '/api/helcim/subscription',
-      body: { customerId: 'cust-1', contributionAmount: 15, customerCode: 'code-1', cardToken: 'tok-123', cadence: 'annual' }
+      body: { customerId: 'cust-1', contributionAmount: 180, customerCode: 'code-1', cardToken: 'tok-123', cadence: 'annual' }
     })
 
     const result = await subscriptionHandler(event)
@@ -235,13 +235,13 @@ describe('helcim subscription endpoint', () => {
     )
     expect(Member.findOneAndUpdate).toHaveBeenCalledWith(
       { helcimCustomerId: 'cust-1' },
-      { $set: expect.objectContaining({ billingCadence: 'annual', contributionAmount: 15, status: 'active' }) },
+      { $set: expect.objectContaining({ billingCadence: 'annual', contributionAmount: 180, status: 'active' }) },
       { new: false, runValidators: false, projection: { status: 1 } }
     )
     expect(Member.findById).toHaveBeenCalledWith('member-3')
   })
 
-  it('annual $50 tier recurringAmount is 600', async () => {
+  it('annual $600 tier recurringAmount is 600', async () => {
     requireAuth.mockResolvedValue(undefined)
     requiresPayment.mockReturnValue(true)
     getHelcimPlanId.mockReturnValue('88888')
@@ -251,7 +251,7 @@ describe('helcim subscription endpoint', () => {
       email: 'top@example.com',
       name: 'Top Tier',
       circle: 'practitioner',
-      contributionAmount: 50,
+      contributionAmount: 600,
       status: 'active',
     }
     Member.findOneAndUpdate.mockResolvedValue({ _id: 'member-4', status: 'pending_payment' })
@@ -263,7 +263,7 @@ describe('helcim subscription endpoint', () => {
     const event = createMockEvent({
       method: 'POST',
       path: '/api/helcim/subscription',
-      body: { customerId: 'cust-2', contributionAmount: 50, customerCode: 'code-2', cardToken: 'tok-456', cadence: 'annual' }
+      body: { customerId: 'cust-2', contributionAmount: 600, customerCode: 'code-2', cardToken: 'tok-456', cadence: 'annual' }
     })
 
     await subscriptionHandler(event)
diff --git a/tests/server/api/update-contribution.test.js b/tests/server/api/update-contribution.test.js
index 0519c44..c71e039 100644
--- a/tests/server/api/update-contribution.test.js
+++ b/tests/server/api/update-contribution.test.js
@@ -83,10 +83,10 @@ describe('update-contribution endpoint — Case 3 (paid→paid)', () => {
     expect(result.message).toBe('Successfully updated contribution level')
   })
 
-  it('annual $5 → $15: calls updateHelcimSubscription with recurringAmount 180', async () => {
+  it('annual $60 → $180: calls updateHelcimSubscription with recurringAmount 180', async () => {
     const mockMember = {
       _id: 'member-2',
-      contributionAmount: 5,
+      contributionAmount: 60,
       helcimSubscriptionId: 'sub-2',
       billingCadence: 'annual',
     }
@@ -97,7 +97,7 @@ describe('update-contribution endpoint — Case 3 (paid→paid)', () => {
     const event = createMockEvent({
       method: 'POST',
       path: '/api/members/update-contribution',
-      body: { contributionAmount: 15, cadence: 'annual' },
+      body: { contributionAmount: 180, cadence: 'annual' },
     })
 
     const result = await handler(event)
@@ -105,16 +105,16 @@ describe('update-contribution endpoint — Case 3 (paid→paid)', () => {
     expect(updateHelcimSubscription).toHaveBeenCalledWith('sub-2', { recurringAmount: 180 })
     expect(Member.findByIdAndUpdate).toHaveBeenCalledWith(
       'member-2',
-      { $set: { contributionAmount: 15 } },
+      { $set: { contributionAmount: 180 } },
       { runValidators: false }
     )
     expect(result.success).toBe(true)
   })
 
-  it('annual $15 → $50: calls updateHelcimSubscription with recurringAmount 600', async () => {
+  it('annual $180 → $600: calls updateHelcimSubscription with recurringAmount 600', async () => {
     const mockMember = {
       _id: 'member-3',
-      contributionAmount: 15,
+      contributionAmount: 180,
       helcimSubscriptionId: 'sub-3',
       billingCadence: 'annual',
     }
@@ -125,7 +125,7 @@ describe('update-contribution endpoint — Case 3 (paid→paid)', () => {
     const event = createMockEvent({
       method: 'POST',
       path: '/api/members/update-contribution',
-      body: { contributionAmount: 50, cadence: 'annual' },
+      body: { contributionAmount: 600, cadence: 'annual' },
     })
 
     await handler(event)
@@ -296,7 +296,7 @@ describe('update-contribution endpoint — Case 1 (free→paid)', () => {
     const event = createMockEvent({
       method: 'POST',
       path: '/api/members/update-contribution',
-      body: { contributionAmount: 15, cadence: 'annual' },
+      body: { contributionAmount: 180, cadence: 'annual' },
     })
 
     const result = await handler(event)
@@ -307,7 +307,7 @@ describe('update-contribution endpoint — Case 1 (free→paid)', () => {
     )
     expect(Member.findByIdAndUpdate).toHaveBeenCalledWith(
       'member-c1',
-      { $set: expect.objectContaining({ billingCadence: 'annual', contributionAmount: 15, helcimSubscriptionId: 'sub-annual' }) },
+      { $set: expect.objectContaining({ billingCadence: 'annual', contributionAmount: 180, helcimSubscriptionId: 'sub-annual' }) },
       { runValidators: false }
     )
     expect(result.success).toBe(true)