diff --git a/doc/spdm_dump.md b/doc/spdm_dump.md
index 3985063..7309464 100644
--- a/doc/spdm_dump.md
+++ b/doc/spdm_dump.md
@@ -23,8 +23,8 @@ This document describes spdm_dump tool. It can be used to parse the SPDM message
          [-x] (dump message in hex)
          [--psk <pre-shared key>]
          [--dhe_secret <session DHE secret>]
-         [--req_cap       CERT|CHAL|                                ENCRYPT|MAC|MUT_AUTH|KEY_EX|PSK|                 ENCAP|HBEAT|KEY_UPD|HANDSHAKE_IN_CLEAR|PUB_KEY_ID]
-         [--rsp_cap CACHE|CERT|CHAL|MEAS_NO_SIG|MEAS_SIG|MEAS_FRESH|ENCRYPT|MAC|MUT_AUTH|KEY_EX|PSK|PSK_WITH_CONTEXT|ENCAP|HBEAT|KEY_UPD|HANDSHAKE_IN_CLEAR|PUB_KEY_ID|SET_CERT|CSR|CERT_INSTALL_RESET]
+         [--req_cap       CERT|CHAL|                                ENCRYPT|MAC|MUT_AUTH|KEY_EX|PSK|                 ENCAP|HBEAT|KEY_UPD|HANDSHAKE_IN_CLEAR|PUB_KEY_ID|                                EP_INFO_NO_SIG|EP_INFO_SIG|    EVENT|MULTI_KEY_ONLY|MULTI_KEY_NEG]
+         [--rsp_cap CACHE|CERT|CHAL|MEAS_NO_SIG|MEAS_SIG|MEAS_FRESH|ENCRYPT|MAC|MUT_AUTH|KEY_EX|PSK|PSK_WITH_CONTEXT|ENCAP|HBEAT|KEY_UPD|HANDSHAKE_IN_CLEAR|PUB_KEY_ID|SET_CERT|CSR|CERT_INSTALL_RESET|EP_INFO_NO_SIG|EP_INFO_SIG|MEL|EVENT|MULTI_KEY_ONLY|MULTI_KEY_NEG|GET_KEY_PAIR_INFO|SET_KEY_PAIR_INFO]
          [--hash SHA_256|SHA_384|SHA_512|SHA3_256|SHA3_384|SHA3_512|SM3_256]
          [--meas_spec DMTF]
          [--meas_hash RAW_BIT|SHA_256|SHA_384|SHA_512|SHA3_256|SHA3_384|SHA3_512|SM3_256]
@@ -33,7 +33,7 @@ This document describes spdm_dump tool. It can be used to parse the SPDM message
          [--dhe FFDHE_2048|FFDHE_3072|FFDHE_4096|SECP_256_R1|SECP_384_R1|SECP_521_R1|SM2_P256]
          [--aead AES_128_GCM|AES_256_GCM|CHACHA20_POLY1305|SM4_128_GCM]
          [--key_schedule HMAC_HASH]
-         [--other_param OPAQUE_FMT_1]
+         [--other_param OPAQUE_FMT_1|MULTI_KEY_CONN]
          [--cert_chain_format SPDM|RAW]
          [--req_cert_chain_slot_id <0~7|0xFF>]
          [--req_cert_chain <input requester public cert chain file>]
diff --git a/spdm_dump/spdm_dump.c b/spdm_dump/spdm_dump.c
index 91f3142..efa1a20 100644
--- a/spdm_dump/spdm_dump.c
+++ b/spdm_dump/spdm_dump.c
@@ -223,9 +223,9 @@ void print_usage(void)
     printf("   [--psk <pre-shared key>]\n");
     printf("   [--dhe_secret <session DHE secret>]\n");
     printf(
-        "   [--req_cap       CERT|CHAL|                                ENCRYPT|MAC|MUT_AUTH|KEY_EX|PSK|                 ENCAP|HBEAT|KEY_UPD|HANDSHAKE_IN_CLEAR|PUB_KEY_ID]\n");
+        "   [--req_cap       CERT|CHAL|                                ENCRYPT|MAC|MUT_AUTH|KEY_EX|PSK|                 ENCAP|HBEAT|KEY_UPD|HANDSHAKE_IN_CLEAR|PUB_KEY_ID|                                EP_INFO_NO_SIG|EP_INFO_SIG|    EVENT|MULTI_KEY_ONLY|MULTI_KEY_NEG]\n");
     printf(
-        "   [--rsp_cap CACHE|CERT|CHAL|MEAS_NO_SIG|MEAS_SIG|MEAS_FRESH|ENCRYPT|MAC|MUT_AUTH|KEY_EX|PSK|PSK_WITH_CONTEXT|ENCAP|HBEAT|KEY_UPD|HANDSHAKE_IN_CLEAR|PUB_KEY_ID|SET_CERT|CSR|CERT_INSTALL_RESET]\n");
+        "   [--rsp_cap CACHE|CERT|CHAL|MEAS_NO_SIG|MEAS_SIG|MEAS_FRESH|ENCRYPT|MAC|MUT_AUTH|KEY_EX|PSK|PSK_WITH_CONTEXT|ENCAP|HBEAT|KEY_UPD|HANDSHAKE_IN_CLEAR|PUB_KEY_ID|SET_CERT|CSR|CERT_INSTALL_RESET|EP_INFO_NO_SIG|EP_INFO_SIG|MEL|EVENT|MULTI_KEY_ONLY|MULTI_KEY_NEG|GET_KEY_PAIR_INFO|SET_KEY_PAIR_INFO]\n");
     printf("   [--hash SHA_256|SHA_384|SHA_512|SHA3_256|SHA3_384|SHA3_512|SM3_256]\n");
     printf("   [--meas_spec DMTF]\n");
     printf("   [--meas_hash RAW_BIT|SHA_256|SHA_384|SHA_512|SHA3_256|SHA3_384|SHA3_512|SM3_256]\n");
@@ -237,7 +237,7 @@ void print_usage(void)
         "   [--dhe FFDHE_2048|FFDHE_3072|FFDHE_4096|SECP_256_R1|SECP_384_R1|SECP_521_R1|SM2_P256]\n");
     printf("   [--aead AES_128_GCM|AES_256_GCM|CHACHA20_POLY1305|SM4_128_GCM]\n");
     printf("   [--key_schedule HMAC_HASH]\n");
-    printf("   [--other_param OPAQUE_FMT_1]\n");
+    printf("   [--other_param OPAQUE_FMT_1|MULTI_KEY_CONN]\n");
     printf("   [--cert_chain_format SPDM|RAW]\n");
     printf("   [--req_cert_chain_slot_id <0~7|0xFF>]\n");
     printf("   [--req_cert_chain <input requester public cert chain file>]\n");