diff --git a/default.xml b/default.xml
index 5af14ae60e5035f45c0de2e8c425de2fbe2926c4..d916b3d7994ac85d03914ecfb5bdcddf8849a1ba 100644
--- a/default.xml
+++ b/default.xml
@@ -1433,7 +1433,6 @@
   <project path="external/libyuv_chromium" name="external/libyuv_chromium" remote="baylibre" revision="ti-android-15" groups="ti" />
   <project path="external/libcamera" name="external/libcamera" remote="baylibre" revision="ti-android-15" groups="ti" />
   <!-- non AOSP Projects -->
-  <project path="vendor/linaro/optee-os" name="OP-TEE/optee_os" remote="github" revision="refs/tags/4.4.0" groups="ti" />
   <project path="vendor/linaro/optee_client" name="OP-TEE/optee_client.git" remote="github" revision="refs/tags/4.4.0" groups="ti" />
   <project path="external/optee_test" name="OP-TEE/optee_test.git" remote="github" revision="refs/tags/4.4.0" groups="ti" />
 </manifest>