diff --git a/src/test/cpp/fileappendertest.cpp b/src/test/cpp/fileappendertest.cpp
index 6692909b1..68e89b415 100644
--- a/src/test/cpp/fileappendertest.cpp
+++ b/src/test/cpp/fileappendertest.cpp
@@ -133,8 +133,8 @@ LOGUNIT_CLASS(FileAppenderTest)
 		Pool p;
 		size_t initialLength = file.length(p);
 
-		// wait 1.1 sec and check the buffer is flushed
-		apr_sleep(1100000);
+		// wait 1.2 sec and check the buffer is flushed
+		apr_sleep(1200000);
 		size_t flushedLength = file.length(p);
 		if (helpers::LogLog::isDebugEnabled())
 		{