diff --git a/library/ssl_misc.h b/library/ssl_misc.h
index 5b852bdd1916..0df7f96360c4 100644
--- a/library/ssl_misc.h
+++ b/library/ssl_misc.h
@@ -775,11 +775,6 @@ struct mbedtls_ssl_handshake_params {
     uint16_t received_sig_algs[MBEDTLS_RECEIVED_SIG_ALGS_SIZE];
 #endif
 
-#if !defined(MBEDTLS_DEPRECATED_REMOVED)
-    const uint16_t *group_list;
-    const uint16_t *sig_algs;
-#endif
-
 #if defined(MBEDTLS_KEY_EXCHANGE_SOME_XXDH_PSA_ANY_ENABLED)
     psa_key_type_t xxdh_psa_type;
     size_t xxdh_psa_bits;
@@ -2306,12 +2301,6 @@ static inline const void *mbedtls_ssl_get_sig_algs(
 {
 #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
 
-#if !defined(MBEDTLS_DEPRECATED_REMOVED)
-    if (ssl->handshake != NULL &&
-        ssl->handshake->sig_algs != NULL) {
-        return ssl->handshake->sig_algs;
-    }
-#endif
     return ssl->conf->sig_algs;
 
 #else /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
@@ -2576,37 +2565,6 @@ psa_status_t mbedtls_ssl_cipher_to_psa(mbedtls_cipher_type_t mbedtls_cipher_type
                                        psa_key_type_t *key_type,
                                        size_t *key_size);
 
-#if !defined(MBEDTLS_DEPRECATED_REMOVED)
-/**
- * \brief       Convert given PSA status to mbedtls error code.
- *
- * \param  status      [in] given PSA status
- *
- * \return             corresponding mbedtls error code
- */
-static inline MBEDTLS_DEPRECATED int psa_ssl_status_to_mbedtls(psa_status_t status)
-{
-    switch (status) {
-        case PSA_SUCCESS:
-            return 0;
-        case PSA_ERROR_INSUFFICIENT_MEMORY:
-            return MBEDTLS_ERR_SSL_ALLOC_FAILED;
-        case PSA_ERROR_NOT_SUPPORTED:
-            return MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
-        case PSA_ERROR_INVALID_SIGNATURE:
-            return MBEDTLS_ERR_SSL_INVALID_MAC;
-        case PSA_ERROR_INVALID_ARGUMENT:
-            return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
-        case PSA_ERROR_BAD_STATE:
-            return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
-        case PSA_ERROR_BUFFER_TOO_SMALL:
-            return MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL;
-        default:
-            return MBEDTLS_ERR_PLATFORM_HW_ACCEL_FAILED;
-    }
-}
-#endif /* !MBEDTLS_DEPRECATED_REMOVED */
-
 #if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
 
 typedef enum {
diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index 75c59a96ad39..833af9f9735a 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -4368,9 +4368,6 @@ void mbedtls_ssl_handshake_free(mbedtls_ssl_context *ssl)
     }
 
 #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
-#if !defined(MBEDTLS_DEPRECATED_REMOVED)
-    handshake->sig_algs = NULL;
-#endif /* MBEDTLS_DEPRECATED_REMOVED */
 #if defined(MBEDTLS_SSL_PROTO_TLS1_3)
     if (ssl->handshake->certificate_request_context) {
         mbedtls_free((void *) handshake->certificate_request_context);
diff --git a/tests/suites/test_suite_x509write.function b/tests/suites/test_suite_x509write.function
index 40677f233837..760ff5fe0303 100644
--- a/tests/suites/test_suite_x509write.function
+++ b/tests/suites/test_suite_x509write.function
@@ -318,9 +318,6 @@ void x509_crt_check(char *subject_key_file, char *subject_pwd,
     unsigned char check_buf[5000];
     unsigned char *p, *end;
     unsigned char tag, sz;
-#if defined(MBEDTLS_TEST_DEPRECATED) && defined(MBEDTLS_BIGNUM_C)
-    mbedtls_mpi serial_mpi;
-#endif
     int ret, before_tag, after_tag;
     size_t olen = 0, pem_len = 0, buf_index = 0;
     int der_len = -1;
@@ -373,9 +370,6 @@ void x509_crt_check(char *subject_key_file, char *subject_pwd,
     }
 
     memset(&rnd_info, 0x2a, sizeof(mbedtls_test_rnd_pseudo_info));
-#if defined(MBEDTLS_TEST_DEPRECATED) && defined(MBEDTLS_BIGNUM_C)
-    mbedtls_mpi_init(&serial_mpi);
-#endif
 
     mbedtls_pk_init(&subject_key);
     mbedtls_pk_init(&issuer_key);
@@ -561,9 +555,6 @@ exit:
     mbedtls_pk_free(&issuer_key_alt);
     mbedtls_pk_free(&subject_key);
     mbedtls_pk_free(&issuer_key);
-#if defined(MBEDTLS_TEST_DEPRECATED) && defined(MBEDTLS_BIGNUM_C)
-    mbedtls_mpi_free(&serial_mpi);
-#endif
     psa_destroy_key(key_id);
     MD_OR_USE_PSA_DONE();
 }
@@ -575,11 +566,6 @@ void x509_set_serial_check()
     mbedtls_x509write_cert ctx;
     uint8_t invalid_serial[MBEDTLS_X509_RFC5280_MAX_SERIAL_LEN + 1];
 
-#if defined(MBEDTLS_TEST_DEPRECATED) && defined(MBEDTLS_BIGNUM_C)
-    mbedtls_mpi serial_mpi;
-    mbedtls_mpi_init(&serial_mpi);
-#endif
-
     USE_PSA_INIT();
     memset(invalid_serial, 0x01, sizeof(invalid_serial));
 
@@ -588,11 +574,7 @@ void x509_set_serial_check()
                MBEDTLS_ERR_X509_BAD_INPUT_DATA);
 
 exit:
-#if defined(MBEDTLS_TEST_DEPRECATED) && defined(MBEDTLS_BIGNUM_C)
-    mbedtls_mpi_free(&serial_mpi);
-#else
     ;
-#endif
     USE_PSA_DONE();
 }
 /* END_CASE */