diff --git a/default.xml b/default.xml
index 64863ef1..a6f5c4b3 100644
--- a/default.xml
+++ b/default.xml
@@ -477,6 +477,7 @@
   <project path="prebuilts/sdk" name="platform/prebuilts/sdk" remote="aosp" revision="refs/tags/android-4.4.4_r2" groups="pdk" />
   <project path="prebuilts/tools" name="platform/prebuilts/tools" remote="aosp" revision="refs/tags/android-4.4.4_r2" groups="pdk,tools" />
   <project path="sdk" name="LineageOS/android_sdk" />
+  <project path="system/ca-certificates" name="platform/system/ca-certificates" groups="pdk" remote="aosp" revision="refs/tags/android-8.1.0_r4" />
   <project path="system/core" name="LineageOS/android_system_core" groups="pdk" />
   <project path="system/extras" name="LineageOS/android_system_extras" groups="pdk" />
   <project path="system/media" name="LineageOS/android_system_media" groups="pdk" />