diff --git a/backend.native/tests/build.gradle b/backend.native/tests/build.gradle
index e34a17348fb..c729b96a48c 100644
--- a/backend.native/tests/build.gradle
+++ b/backend.native/tests/build.gradle
@@ -158,6 +158,7 @@ task resultsTask() {
         def output = ["statistics": statistics, "tests": results]
         def json = JsonOutput.toJson(output)
         def reportFile = new File(testOutputExternal, "results.json")
+        testOutputExternal.mkdirs()
         reportFile.write(JsonOutput.prettyPrint(json))
         println("DONE.\n\n" +
                 "TOTAL: $statistics.total\n" +