diff --git a/include/mbedtls/pk_internal.h b/include/mbedtls/pk_internal.h
index ce91984..f2e0a77 100644
--- a/include/mbedtls/pk_internal.h
+++ b/include/mbedtls/pk_internal.h
@@ -42,7 +42,7 @@
     const char *name;
 
     /** Get key size in bits */
-    size_t (*get_size)( const void * );
+    size_t (*get_bitlen)( const void * );
 
     /** Tell if the context implements this type (e.g. ECKEY can do ECDSA) */
     int (*can_do)( mbedtls_pk_type_t type );
diff --git a/include/mbedtls/ssl_internal.h b/include/mbedtls/ssl_internal.h
index 391ce5b..f9b0017 100644
--- a/include/mbedtls/ssl_internal.h
+++ b/include/mbedtls/ssl_internal.h
@@ -265,7 +265,7 @@
      */
     const mbedtls_ssl_ciphersuite_t *ciphersuite_info;
                                         /*!<  Chosen cipersuite_info  */
-    unsigned int keylen;                /*!<  symmetric key length    */
+    unsigned int keylen;                /*!<  symmetric key length (bytes)  */
     size_t minlen;                      /*!<  min. ciphertext length  */
     size_t ivlen;                       /*!<  IV length               */
     size_t fixed_ivlen;                 /*!<  Fixed part of IV (AEAD) */