Simplified description tagline
diff --git a/tests/pktact.py b/tests/pktact.py
index 8d886b9..a1df0c9 100644
--- a/tests/pktact.py
+++ b/tests/pktact.py
@@ -746,7 +746,7 @@
 
 class AllExceptOneWildcardMatch(SingleWildcardMatch):
     """
-    Create All-execpt-one-field wildcard and exercise for all ports
+    Match exactly one field
 
     Generate a packet
     Generate and install a matching flow with wildcard all except one filed