diff --git a/bin/tests/system/ecdsa/tests.sh b/bin/tests/system/ecdsa/tests.sh
index 0942618a22..e4d96b9bf4 100644
--- a/bin/tests/system/ecdsa/tests.sh
+++ b/bin/tests/system/ecdsa/tests.sh
@@ -24,7 +24,7 @@ n=0
 
 rm -f dig.out.*
 
-DIGOPTS="+tcp +noadd +nosea +nostat +nocmd +dnssec -p 5300"
+DIGOPTS="+tcp +noau +noadd +nosea +nostat +nocmd +dnssec -p 5300"
 
 # Check the example. domain