diff --git a/static/vendor/js/onboarding.js b/static/vendor/js/onboarding.js
index 2a5073d2..7025e140 100644
--- a/static/vendor/js/onboarding.js
+++ b/static/vendor/js/onboarding.js
@@ -88,7 +88,7 @@ function vendorOnboarding() {
             this.error = null;
 
             try {
-                const response = await window.apiClient.get('/api/v1/vendor/onboarding/status');
+                const response = await apiClient.get('/api/v1/vendor/onboarding/status');
                 this.status = response;
                 this.currentStep = response.current_step;
                 this.completedSteps = response.completed_steps_count;
@@ -118,12 +118,12 @@ function vendorOnboarding() {
         async loadStepData() {
             try {
                 if (this.currentStep === 'company_profile') {
-                    const data = await window.apiClient.get('/api/v1/vendor/onboarding/step/company-profile');
+                    const data = await apiClient.get('/api/v1/vendor/onboarding/step/company-profile');
                     if (data) {
                         Object.assign(this.formData, data);
                     }
                 } else if (this.currentStep === 'product_import') {
-                    const data = await window.apiClient.get('/api/v1/vendor/onboarding/step/product-import');
+                    const data = await apiClient.get('/api/v1/vendor/onboarding/step/product-import');
                     if (data) {
                         Object.assign(this.formData, {
                             csv_url_fr: data.csv_url_fr || '',
@@ -163,7 +163,7 @@ function vendorOnboarding() {
             this.connectionError = null;
 
             try {
-                const response = await window.apiClient.post('/api/v1/vendor/onboarding/step/letzshop-api/test', {
+                const response = await apiClient.post('/api/v1/vendor/onboarding/step/letzshop-api/test', {
                     api_key: this.formData.api_key,
                     shop_slug: this.formData.shop_slug,
                 });
@@ -187,7 +187,7 @@ function vendorOnboarding() {
             this.saving = true;
 
             try {
-                const response = await window.apiClient.post('/api/v1/vendor/onboarding/step/order-sync/trigger', {
+                const response = await apiClient.post('/api/v1/vendor/onboarding/step/order-sync/trigger', {
                     days_back: parseInt(this.formData.days_back),
                     include_products: true,
                 });
@@ -216,7 +216,7 @@ function vendorOnboarding() {
         // Poll sync progress
         async pollSyncProgress() {
             try {
-                const response = await window.apiClient.get(
+                const response = await apiClient.get(
                     `/api/v1/vendor/onboarding/step/order-sync/progress/${this.syncJobId}`
                 );
 
@@ -309,7 +309,7 @@ function vendorOnboarding() {
                         break;
                 }
 
-                const response = await window.apiClient.post(endpoint, payload);
+                const response = await apiClient.post(endpoint, payload);
 
                 if (!response.success) {
                     throw new Error(response.message || 'Save failed');