diff --git a/.gitea/workflows/pr-iphone-deploy.yml b/.gitea/workflows/pr-iphone-deploy.yml
index 85ea07d..6eb692c 100644
--- a/.gitea/workflows/pr-iphone-deploy.yml
+++ b/.gitea/workflows/pr-iphone-deploy.yml
@@ -68,6 +68,8 @@ jobs:
             -configuration Debug \
             -allowProvisioningUpdates \
             -skipPackagePluginValidation \
+            -derivedDataPath ../build/derived \
+            -clonedSourcePackagesDirPath ../build/spm-cache \
             SWIFT_ENABLE_EXPLICIT_MODULES=NO \
             ONLY_ACTIVE_ARCH=NO \
             CODE_SIGN_STYLE=Automatic DEVELOPMENT_TEAM=2MJF39L8VY
@@ -76,7 +78,7 @@ jobs:
         run: |
           cd tabatago-swift
           mkdir -p Payload
-          APP=$(find .. -name 'TabataGo.app' -type d | head -1)
+          APP=$(find ../build/derived -name 'TabataGo.app' -type d | head -1)
           cp -R "$APP" Payload/
           zip -r build/TabataGo.ipa Payload/
           rm -rf Payload