diff --git a/DESCRIPTION b/DESCRIPTION
index 1a90a99..9e459d0 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -7,9 +7,12 @@ Description: Provides an interface to the 'NoSQL' database 'CouchDB'
     'CouchDB' instance, or a remote 'CouchDB' databases such as 'Cloudant'. 
     Documents can be inserted directly from vectors, lists, data.frames, 
     and 'JSON'. Targeted at 'CouchDB' v2 or greater.
-Version: 0.4.0
+Version: 0.4.1
 Authors@R: c(
-    person("Eduard", "Szöcs", role = c("aut", "cre"),
+    person("Yaoxiang", "Li", role = c("aut", "cre"),
+        email = "liyaoxiang@outlook.com", 
+        comment = c(ORCID="0000-0001-9200-1016")),
+    person("Eduard", "Szöcs", role = c("aut"),
         email = "eduardszoecs@gmail.com", 
         comment = c(ORCID="0000-0003-1444-9135")),
     person("Scott", "Chamberlain", role = c("aut"),
@@ -35,7 +38,7 @@ Suggests:
     testthat,
     knitr,
     rmarkdown
-RoxygenNote: 7.1.0
+RoxygenNote: 7.2.3
 X-schema.org-applicationCategory: Databases
 X-schema.org-keywords: CouchDB, database, NoSQL, documents
 X-schema.org-isPartOf: https://ropensci.org
diff --git a/R/sofa-package.r b/R/sofa-package.r
index 3e1e350..fb84ff5 100644
--- a/R/sofa-package.r
+++ b/R/sofa-package.r
@@ -21,21 +21,21 @@
 #' functionality of this package will work with versions < 2, while
 #' some may not (mango queries, see [db_query()]). I don't
 #' plan to support older CouchDB versions per se.
-#' 
+#'
 #' @section Digits after the decimal:
 #' If you have any concern about number of digits after the decimal
 #' in your documents, make sure to look at `digits` in your R options.
 #' The default value is 7 (see [options] for more informnation). You
-#' can set the value you like with e.g., `options(digits = 10)`, and 
-#' get what `digits` is set to with `getOption("digits")`. 
-#' 
-#' Note that in [doc_create()] we convert your document to JSON with 
+#' can set the value you like with e.g., `options(digits = 10)`, and
+#' get what `digits` is set to with `getOption("digits")`.
+#'
+#' Note that in [doc_create()] we convert your document to JSON with
 #' `jsonlite::toJSON()` if given as a list, which has a `digits` parameter.
-#' We pass `getOption("digits")` to the `digits` parameter in 
-#' `jsonlite::toJSON()`. 
-#' 
+#' We pass `getOption("digits")` to the `digits` parameter in
+#' `jsonlite::toJSON()`.
+#'
 #' @section Defunct functions:
-#' 
+#'
 #' - [attach_get]
 #'
 #' @importFrom R6 R6Class
@@ -45,6 +45,7 @@
 #' @aliases sofa
 #' @docType package
 #' @title R client for CouchDB
+#' @author Yaoxiang Li \email{liyaoxiang@@outlook.com}
 #' @author Scott Chamberlain \email{myrmecocystus@@gmail.com}
 #' @author Eduard Szöcs \email{eduardszoecs@@gmail.com}
 #' @keywords package
diff --git a/man/Cushion.Rd b/man/Cushion.Rd
index 015db8f..465e611 100644
--- a/man/Cushion.Rd
+++ b/man/Cushion.Rd
@@ -106,19 +106,19 @@ db_changes(x, "mymtcars")
 \section{Methods}{
 \subsection{Public methods}{
 \itemize{
-\item \href{#method-new}{\code{Cushion$new()}}
-\item \href{#method-print}{\code{Cushion$print()}}
-\item \href{#method-ping}{\code{Cushion$ping()}}
-\item \href{#method-make_url}{\code{Cushion$make_url()}}
-\item \href{#method-get_headers}{\code{Cushion$get_headers()}}
-\item \href{#method-get_auth}{\code{Cushion$get_auth()}}
-\item \href{#method-version}{\code{Cushion$version()}}
-\item \href{#method-clone}{\code{Cushion$clone()}}
+\item \href{#method-Cushion-new}{\code{Cushion$new()}}
+\item \href{#method-Cushion-print}{\code{Cushion$print()}}
+\item \href{#method-Cushion-ping}{\code{Cushion$ping()}}
+\item \href{#method-Cushion-make_url}{\code{Cushion$make_url()}}
+\item \href{#method-Cushion-get_headers}{\code{Cushion$get_headers()}}
+\item \href{#method-Cushion-get_auth}{\code{Cushion$get_auth()}}
+\item \href{#method-Cushion-version}{\code{Cushion$version()}}
+\item \href{#method-Cushion-clone}{\code{Cushion$clone()}}
 }
 }
 \if{html}{\out{<hr>}}
-\if{html}{\out{<a id="method-new"></a>}}
-\if{latex}{\out{\hypertarget{method-new}{}}}
+\if{html}{\out{<a id="method-Cushion-new"></a>}}
+\if{latex}{\out{\hypertarget{method-Cushion-new}{}}}
 \subsection{Method \code{new()}}{
 Create a new \code{Cushion} object
 \subsection{Usage}{
@@ -154,8 +154,8 @@ A new \code{Cushion} object
 }
 }
 \if{html}{\out{<hr>}}
-\if{html}{\out{<a id="method-print"></a>}}
-\if{latex}{\out{\hypertarget{method-print}{}}}
+\if{html}{\out{<a id="method-Cushion-print"></a>}}
+\if{latex}{\out{\hypertarget{method-Cushion-print}{}}}
 \subsection{Method \code{print()}}{
 print method for \code{Cushion}
 \subsection{Usage}{
@@ -173,8 +173,8 @@ print method for \code{Cushion}
 }
 }
 \if{html}{\out{<hr>}}
-\if{html}{\out{<a id="method-ping"></a>}}
-\if{latex}{\out{\hypertarget{method-ping}{}}}
+\if{html}{\out{<a id="method-Cushion-ping"></a>}}
+\if{latex}{\out{\hypertarget{method-Cushion-ping}{}}}
 \subsection{Method \code{ping()}}{
 Ping the CouchDB server
 \subsection{Usage}{
@@ -192,8 +192,8 @@ Ping the CouchDB server
 }
 }
 \if{html}{\out{<hr>}}
-\if{html}{\out{<a id="method-make_url"></a>}}
-\if{latex}{\out{\hypertarget{method-make_url}{}}}
+\if{html}{\out{<a id="method-Cushion-make_url"></a>}}
+\if{latex}{\out{\hypertarget{method-Cushion-make_url}{}}}
 \subsection{Method \code{make_url()}}{
 Construct full base URL from the pieces in the
 connection object
@@ -203,8 +203,8 @@ connection object
 
 }
 \if{html}{\out{<hr>}}
-\if{html}{\out{<a id="method-get_headers"></a>}}
-\if{latex}{\out{\hypertarget{method-get_headers}{}}}
+\if{html}{\out{<a id="method-Cushion-get_headers"></a>}}
+\if{latex}{\out{\hypertarget{method-Cushion-get_headers}{}}}
 \subsection{Method \code{get_headers()}}{
 Get list of headers that will be sent with
 each request
@@ -214,8 +214,8 @@ each request
 
 }
 \if{html}{\out{<hr>}}
-\if{html}{\out{<a id="method-get_auth"></a>}}
-\if{latex}{\out{\hypertarget{method-get_auth}{}}}
+\if{html}{\out{<a id="method-Cushion-get_auth"></a>}}
+\if{latex}{\out{\hypertarget{method-Cushion-get_auth}{}}}
 \subsection{Method \code{get_auth()}}{
 Get list of auth values, user and pwd
 \subsection{Usage}{
@@ -224,8 +224,8 @@ Get list of auth values, user and pwd
 
 }
 \if{html}{\out{<hr>}}
-\if{html}{\out{<a id="method-version"></a>}}
-\if{latex}{\out{\hypertarget{method-version}{}}}
+\if{html}{\out{<a id="method-Cushion-version"></a>}}
+\if{latex}{\out{\hypertarget{method-Cushion-version}{}}}
 \subsection{Method \code{version()}}{
 Get the CouchDB version as a numeric
 \subsection{Usage}{
@@ -234,8 +234,8 @@ Get the CouchDB version as a numeric
 
 }
 \if{html}{\out{<hr>}}
-\if{html}{\out{<a id="method-clone"></a>}}
-\if{latex}{\out{\hypertarget{method-clone}{}}}
+\if{html}{\out{<a id="method-Cushion-clone"></a>}}
+\if{latex}{\out{\hypertarget{method-Cushion-clone}{}}}
 \subsection{Method \code{clone()}}{
 The objects of this class are cloneable with this method.
 \subsection{Usage}{
diff --git a/man/sofa-package.Rd b/man/sofa-package.Rd
index b31fbd4..84b6a87 100644
--- a/man/sofa-package.Rd
+++ b/man/sofa-package.Rd
@@ -57,5 +57,7 @@ We pass \code{getOption("digits")} to the \code{digits} parameter in
 
 \author{
 Scott Chamberlain \email{myrmecocystus@gmail.com}
+
+Eduard Szöcs \email{eduardszoecs@gmail.com}
 }
 \keyword{package}