diff --git a/default.xml b/default.xml
index f9c0a072..55f28c6a 100644
--- a/default.xml
+++ b/default.xml
@@ -3,7 +3,7 @@
   <remote  name="aosp"
            fetch="https://android.googlesource.com"
            review="https://android-review.googlesource.com/" />
-  <default revision="refs/tags/android-8.1.0_r40"
+  <default revision="refs/tags/android-8.1.0_r61"
            remote="aosp"
            sync-c="true"
            sync-j="12" />
@@ -272,7 +272,6 @@
   <project path="external/oauth" name="platform/external/oauth" groups="pdk" />
   <project path="external/objenesis" name="platform/external/objenesis" groups="pdk" />
   <project path="external/okhttp" name="platform/external/okhttp" groups="pdk" />
-  <project path="external/opencv" name="platform/external/opencv" groups="pdk-cw-fs,pdk-fs" />
   <project path="external/openssh" name="platform/external/openssh" groups="pdk" />
   <project path="external/owasp/sanitizer" name="platform/external/owasp/sanitizer" groups="pdk" />
   <project path="external/parameter-framework" name="platform/external/parameter-framework" groups="pdk" />