diff --git a/tests/test_dup_filter.cpp b/tests/test_dup_filter.cpp
index 3e2c68fa..47541e0f 100644
--- a/tests/test_dup_filter.cpp
+++ b/tests/test_dup_filter.cpp
@@ -36,7 +36,7 @@ TEST_CASE("dup_filter_test2", "[dup_filter_sink]")
 
 TEST_CASE("dup_filter_test3", "[dup_filter_sink]")
 {
-    dup_filter_sink_st dup_sink{std::chrono::seconds{0}};
+    dup_filter_sink_st dup_sink{std::chrono::seconds{1}};
     auto test_sink = std::make_shared<test_sink_mt>();
     dup_sink.add_sink(test_sink);