diff --git a/mobile/scripts/ios-patch.sh b/mobile/scripts/ios-patch.sh
index ebd3384..f67fb80 100644
--- a/mobile/scripts/ios-patch.sh
+++ b/mobile/scripts/ios-patch.sh
@@ -21,6 +21,15 @@ set_str NSPhotoLibraryAddUsageDescription   "Biz Connect saves images and record
 # Human-readable display name on the home screen.
 set_str CFBundleDisplayName "Biz Connect"
 
+# CFBundleVersion (build number) MUST be unique AND higher than every previous App Store Connect upload,
+# or publishing fails with "The bundle version must be higher than the previously uploaded version".
+# Capacitor ships "1" by default, so every build collided. Use Codemagic's monotonically-increasing
+# BUILD_NUMBER (this is build index 6+, already > the "1" that's on TestFlight). Fall back to an epoch
+# timestamp if it's somehow unset, which is also strictly increasing.
+BUILD_NO="${BUILD_NUMBER:-$(date +%s)}"
+echo "Setting CFBundleVersion = $BUILD_NO"
+set_str CFBundleVersion "$BUILD_NO"
+
 # We use only standard encryption (HTTPS/TLS), which is exempt — declaring this up front stops App Store
 # Connect from asking the "export compliance" question on every single build/TestFlight upload.
 "$PB" -c "Add :ITSAppUsesNonExemptEncryption bool false" "$PLIST" 2>/dev/null \