diff --git a/tests/scan.sh b/tests/scan.sh
index 0b1ff00..cad6887 100755
--- a/tests/scan.sh
+++ b/tests/scan.sh
@@ -5,7 +5,7 @@
 	exit 77
 fi
 
-$SCANNER client-header $1 /dev/null
-$SCANNER server-header $1 /dev/null
-$SCANNER private-code $1 /dev/null
-$SCANNER public-code $1 /dev/null
+$SCANNER client-header --strict $1 /dev/null
+$SCANNER server-header --strict $1 /dev/null
+$SCANNER private-code --strict $1 /dev/null
+$SCANNER public-code --strict $1 /dev/null