diff --git a/schema/2.0/model/cyclonedx-cryptography-2.0.schema.json b/schema/2.0/model/cyclonedx-cryptography-2.0.schema.json
index dcff64ad..7edce828 100644
--- a/schema/2.0/model/cyclonedx-cryptography-2.0.schema.json
+++ b/schema/2.0/model/cyclonedx-cryptography-2.0.schema.json
@@ -255,6 +255,8 @@
                 "kwp",
                 "cts",
                 "xts",
+                "gmac",
+                "cmac",
                 "other",
                 "unknown"
               ],
@@ -274,6 +276,8 @@
                 "kwp": "AES Key Wrap with Padding (RFC 5649).",
                 "cts": "Ciphertext Stealing mode.",
                 "xts": "XEX Tweaked-codebook with Stealing (disk encryption).",
+                "gmac": "Galois message authentication code",
+                "cmac": "Cipher-based message authentication code",
                 "other": "Another mode of operation.",
                 "unknown": "The mode is not known."
               }
@@ -1045,6 +1049,7 @@
         "decapsulate",
         "keyagree",
         "wrap",
+        "unwrap",
         "other",
         "unknown"
       ],
@@ -1062,6 +1067,7 @@
         "decapsulate": "Decapsulates a secret using a private key (KEM).",
         "keyagree": "Derives a shared secret between parties.",
         "wrap": "Encrypts a key for secure storage or transport.",
+        "unwrap": "Decrypts a wrapped key to recover the original key.",
         "other": "Another cryptographic function.",
         "unknown": "The cryptographic function is not known."
       }