diff --git a/src/sample.c b/src/sample.c
index 1a2ab47..dc2304a 100644
--- a/src/sample.c
+++ b/src/sample.c
@@ -839,7 +839,8 @@
 		case ARGC_STK:where = "in stick rule in"; break;
 		case ARGC_TRK: where = "in tracking rule in"; break;
 		case ARGC_LOG: where = "in log-format string in"; break;
-		case ARGC_HDR: where = "in HTTP header format string in"; break;
+		case ARGC_HRQ: where = "in http-request header format string in"; break;
+		case ARGC_HRS: where = "in http-response header format string in"; break;
 		case ARGC_UIF: where = "in unique-id-format string in"; break;
 		case ARGC_ACL: ctx = "ACL keyword"; break;
 		}