diff --git a/drivers/auth/mbedtls/mbedtls_common.c b/drivers/auth/mbedtls/mbedtls_common.c
index cc57af3..205c243 100644
--- a/drivers/auth/mbedtls/mbedtls_common.c
+++ b/drivers/auth/mbedtls/mbedtls_common.c
@@ -14,7 +14,8 @@
 /*
  * mbed TLS heap
  */
-#if (TF_MBEDTLS_KEY_ALG_ID == TF_MBEDTLS_ECDSA)
+#if (TF_MBEDTLS_KEY_ALG_ID == TF_MBEDTLS_ECDSA) \
+	|| (TF_MBEDTLS_KEY_ALG_ID == TF_MBEDTLS_RSA_AND_ECDSA)
 #define MBEDTLS_HEAP_SIZE		(13*1024)
 #elif (TF_MBEDTLS_KEY_ALG_ID == TF_MBEDTLS_RSA)
 #define MBEDTLS_HEAP_SIZE		(7*1024)
diff --git a/drivers/auth/mbedtls/mbedtls_crypto.mk b/drivers/auth/mbedtls/mbedtls_crypto.mk
index 21b857b..d6fc7eb 100644
--- a/drivers/auth/mbedtls/mbedtls_crypto.mk
+++ b/drivers/auth/mbedtls/mbedtls_crypto.mk
@@ -41,18 +41,26 @@
 					)
 
 # Key algorithm specific files
+MBEDTLS_ECDSA_CRYPTO_SOURCES	+=	$(addprefix ${MBEDTLS_DIR}/library/,	\
+					ecdsa.c					\
+					ecp_curves.c				\
+					ecp.c					\
+					)
+
+MBEDTLS_RSA_CRYPTO_SOURCES	+=	$(addprefix ${MBEDTLS_DIR}/library/,	\
+					rsa.c					\
+					)
+
 ifeq (${TF_MBEDTLS_KEY_ALG},ecdsa)
-    MBEDTLS_CRYPTO_SOURCES	+=	$(addprefix ${MBEDTLS_DIR}/library/,	\
-    					ecdsa.c					\
-    					ecp_curves.c				\
-    					ecp.c					\
-    					)
+    MBEDTLS_CRYPTO_SOURCES	+=	$(MBEDTLS_ECDSA_CRYPTO_SOURCES)
     TF_MBEDTLS_KEY_ALG_ID	:=	TF_MBEDTLS_ECDSA
 else ifeq (${TF_MBEDTLS_KEY_ALG},rsa)
-    MBEDTLS_CRYPTO_SOURCES	+=	$(addprefix ${MBEDTLS_DIR}/library/,	\
-    					rsa.c					\
-    					)
+    MBEDTLS_CRYPTO_SOURCES	+=	$(MBEDTLS_RSA_CRYPTO_SOURCES)
     TF_MBEDTLS_KEY_ALG_ID	:=	TF_MBEDTLS_RSA
+else ifeq (${TF_MBEDTLS_KEY_ALG},rsa+ecdsa)
+    MBEDTLS_CRYPTO_SOURCES	+=	$(MBEDTLS_ECDSA_CRYPTO_SOURCES)
+    MBEDTLS_CRYPTO_SOURCES	+=	$(MBEDTLS_RSA_CRYPTO_SOURCES)
+    TF_MBEDTLS_KEY_ALG_ID	:=	TF_MBEDTLS_RSA_AND_ECDSA
 else
     $(error "TF_MBEDTLS_KEY_ALG=${TF_MBEDTLS_KEY_ALG} not supported on mbed TLS")
 endif