AEX

diff --git a/libasn1parser/asn1p_constr.c b/libasn1parser/asn1p_constr.c
index 9e5e6e6..bce4272 100644
--- a/libasn1parser/asn1p_constr.c
+++ b/libasn1parser/asn1p_constr.c
@@ -151,6 +151,8 @@
 		return "INTERSECTION";
 	case ACT_CA_EXC:
 		return "EXCEPT";
+	case ACT_CA_AEX:
+		return "ALL EXCEPT";
 	}
 	return "UNKNOWN";
 }