diff --git a/.gitignore b/.gitignore
index 2e83c9a..ac8d55b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,7 +12,6 @@ result-4
 
 # App Store private keys
 *.p8
-apple-root-ca
 
 # macOS Finder
 .DS_Store
diff --git a/apple-root-ca/AppleComputerRootCertificate.cer b/apple-root-ca/AppleComputerRootCertificate.cer
new file mode 100644
index 0000000..8ccb85c
Binary files /dev/null and b/apple-root-ca/AppleComputerRootCertificate.cer differ
diff --git a/apple-root-ca/AppleIncRootCertificate.cer b/apple-root-ca/AppleIncRootCertificate.cer
new file mode 100644
index 0000000..8a9ff24
Binary files /dev/null and b/apple-root-ca/AppleIncRootCertificate.cer differ
diff --git a/apple-root-ca/AppleRootCA-G2.cer b/apple-root-ca/AppleRootCA-G2.cer
new file mode 100644
index 0000000..739b814
Binary files /dev/null and b/apple-root-ca/AppleRootCA-G2.cer differ
diff --git a/apple-root-ca/AppleRootCA-G3.cer b/apple-root-ca/AppleRootCA-G3.cer
new file mode 100644
index 0000000..228bfa3
Binary files /dev/null and b/apple-root-ca/AppleRootCA-G3.cer differ
diff --git a/test/controllers/purple_test_controller.js b/test/controllers/purple_test_controller.js
index 45283e8..63a704e 100644
--- a/test/controllers/purple_test_controller.js
+++ b/test/controllers/purple_test_controller.js
@@ -43,6 +43,13 @@ class PurpleTestController {
     process.env.DEEPL_KEY = 'deepl_key'
     process.env.ENABLE_HTTP_AUTH = 'true' // Enable HTTP auth for tests
     process.env.LN_INVOICE_CHECK_TIMEOUT_MS = '5000'
+    process.env.ENABLE_IAP_PAYMENTS = "true"
+    process.env.MOCK_VERIFY_RECEIPT = false
+    process.env.IAP_ISSUER_ID = "MOCK"
+    process.env.IAP_KEY_ID = "MOCK"
+    process.env.IAP_BUNDLE_ID = "com.jb55.damus2"
+    process.env.IAP_PRIVATE_KEY_PATH = "./test_utils/mock.p8"
+    process.env.IAP_ENVIRONMENT = "Sandbox"
   }
 
   setup_stubs() {
diff --git a/test_utils/mock.p8 b/test_utils/mock.p8
new file mode 100644
index 0000000..e69de29