diff --git a/default.xml b/default.xml
index 1a4065d..af9dfa0 100644
--- a/default.xml
+++ b/default.xml
@@ -1,9 +1,9 @@
 <manifest>
 
   <remote name="aosp" fetch=".." review="https://android-review.googlesource.com/" />
-  <default revision="pie-cts-release" remote="aosp" sync-j="4" />
+  <default revision="sparse-8444721-L68600000954263557" remote="aosp" sync-j="4" />
 
-  <project path="build/make" name="platform/build" groups="pdk" revision="4a232b27633334ddc88b3ff50903f8d9ef5dbb4a" upstream="pie-cts-release">
+  <project path="build/make" name="platform/build" groups="pdk" revision="2301eaf6845bc67b69d7db449b017f7e2033eab7" upstream="pie-cts-release">
     <copyfile src="core/root.mk" dest="Makefile" />
     <linkfile src="CleanSpec.mk" dest="build/CleanSpec.mk" />
     <linkfile src="buildspec.mk.default" dest="build/buildspec.mk.default" />
@@ -161,7 +161,7 @@
   <project path="external/harfbuzz_ng" name="platform/external/harfbuzz_ng" groups="pdk,qcom_msm8x26" revision="1d0833bed54f3550267ee63fbeb9609b6873cfdc" upstream="pie-cts-release" />
   <project path="external/honggfuzz" name="platform/external/honggfuzz" groups="pdk" revision="db81f8c99acdec313c4caf3ee6204077c04f4976" upstream="pie-cts-release" />
   <project path="external/hyphenation-patterns" name="platform/external/hyphenation-patterns" groups="pdk" revision="a41e5636de6ca516121f08dbc7f129e2f71fc408" upstream="pie-cts-release" />
-  <project path="external/icu" name="platform/external/icu" groups="pdk" revision="9b158ecb68a72148d733375ce7cf32f2027466f9" upstream="pie-cts-release" />
+  <project path="external/icu" name="platform/external/icu" groups="pdk" revision="f6af947a529c67cadb4e3ea29ea84d222434885c" upstream="pie-cts-release" />
   <project path="external/ImageMagick" name="platform/external/ImageMagick" groups="pdk" revision="c7ca27b373656861da4deb1d97e2cc6884744305" upstream="pie-cts-release" />
   <project path="external/ims" name="platform/external/ims" groups="pdk" revision="83a3756b11661b0f548d39b472d912b3ab22946f" upstream="pie-cts-release" />
   <project path="external/iproute2" name="platform/external/iproute2" groups="pdk" revision="e4637bd9ed150244a906bc8b080f649034b68c8f" upstream="pie-cts-release" />