diff --git a/TESTS/netsocket/dns/asynchronous_dns_timeouts.cpp b/TESTS/netsocket/dns/asynchronous_dns_timeouts.cpp
index fd4d168c5f..f8aee5c543 100644
--- a/TESTS/netsocket/dns/asynchronous_dns_timeouts.cpp
+++ b/TESTS/netsocket/dns/asynchronous_dns_timeouts.cpp
@@ -65,7 +65,7 @@ void ASYNCHRONOUS_DNS_TIMEOUTS()
     TEST_ASSERT(result_exp_timeout > 0);
 
     // Give event queue time to finalise before destructors
-    ThisThread::sleep_for(2000);
+    ThisThread::sleep_for(12000);
 
     nsapi_dns_call_in_set(0);
 }