diff --git a/runners/flink/1.13/build.gradle b/runners/flink/1.13/build.gradle
index 3fce89bc470e..ec865d7c5efb 100644
--- a/runners/flink/1.13/build.gradle
+++ b/runners/flink/1.13/build.gradle
@@ -23,7 +23,7 @@ project.ext {
   flink_version = '1.13.0'
   // Version specific code overrides.
   main_source_overrides = ["${basePath}/1.10/src/main/java", "${basePath}/1.11/src/main/java", "${basePath}/1.12/src/main/java", './src/main/java']
-  test_source_overrides = ["${basePath}/1.10/src/test/java", "${basePath}/1.11/src/test/java", "${basePath}/1.12/src/main/java", './src/test/java']
+  test_source_overrides = ["${basePath}/1.10/src/test/java", "${basePath}/1.11/src/test/java", "${basePath}/1.12/src/test/java", './src/test/java']
   main_resources_overrides = []
   test_resources_overrides = []
   archives_base_name = 'beam-runners-flink-1.13'