diff --git a/querysync/javatests/com/google/idea/blaze/qsync/testdata/BUILD b/querysync/javatests/com/google/idea/blaze/qsync/testdata/BUILD
index db2630ea490..43a2d926fed 100644
--- a/querysync/javatests/com/google/idea/blaze/qsync/testdata/BUILD
+++ b/querysync/javatests/com/google/idea/blaze/qsync/testdata/BUILD
@@ -191,6 +191,7 @@ genquery(
 
 java_library(
     name = "testdata",
+    testonly = 1,
     srcs = ["TestData.java"],
     data = [
         ":android_aidl_source_query",