diff --git a/.ci/legacy_project/README.md b/.ci/legacy_project/README.md
index c10ace0b2c..ac2285a1c5 100644
--- a/.ci/legacy_project/README.md
+++ b/.ci/legacy_project/README.md
@@ -35,3 +35,5 @@ flutter create -a java all_packages
 and then deleting everything but `android/` from it:
 
 - Added license boilerplate.
+- Replaced `jcenter` in build.gradle with `mavenCentral`, due to the
+  jcenter.bintray.com shutdown.
diff --git a/.ci/legacy_project/all_packages/android/build.gradle b/.ci/legacy_project/all_packages/android/build.gradle
index c9e3db0a0f..0b4cf534e0 100644
--- a/.ci/legacy_project/all_packages/android/build.gradle
+++ b/.ci/legacy_project/all_packages/android/build.gradle
@@ -1,7 +1,7 @@
 buildscript {
     repositories {
         google()
-        jcenter()
+        mavenCentral()
     }
 
     dependencies {
@@ -12,7 +12,7 @@ buildscript {
 allprojects {
     repositories {
         google()
-        jcenter()
+        mavenCentral()
     }
 }