diff --git a/mediapipe/tasks/java/com/google/mediapipe/tasks/core/BUILD b/mediapipe/tasks/java/com/google/mediapipe/tasks/core/BUILD
index 3eb28d38b..5f7101776 100644
--- a/mediapipe/tasks/java/com/google/mediapipe/tasks/core/BUILD
+++ b/mediapipe/tasks/java/com/google/mediapipe/tasks/core/BUILD
@@ -53,7 +53,7 @@ load("//mediapipe/tasks/java/com/google/mediapipe/tasks:mediapipe_tasks_aar.bzl"
 
 mediapipe_tasks_core_aar(
     name = "tasks_core",
-    srcs = glob(["*.java"]) + [
+    srcs = glob(["**/*.java"]) + [
         "//mediapipe/tasks/java/com/google/mediapipe/tasks/components/containers:java_src",
         "//mediapipe/tasks/java/com/google/mediapipe/tasks/components/processors:java_src",
         "//mediapipe/tasks/java/com/google/mediapipe/tasks/components/utils:java_src",