diff --git a/configs/config-suite-b.h b/configs/config-suite-b.h
index 7cb566c..986d042 100644
--- a/configs/config-suite-b.h
+++ b/configs/config-suite-b.h
@@ -65,6 +65,7 @@
 #define MBEDTLS_PK_PARSE_C
 #define MBEDTLS_SHA256_C
 #define MBEDTLS_SHA512_C
+#define MBEDTLS_SHA384_C
 #define MBEDTLS_SSL_CLI_C
 #define MBEDTLS_SSL_SRV_C
 #define MBEDTLS_SSL_TLS_C