diff --git a/DESCRIPTION b/DESCRIPTION
index 480a713..8561b4a 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -9,7 +9,7 @@
 License: BSD_2_clause + file LICENSE
 Encoding: UTF-8
 LazyData: false
-RoxygenNote: 6.1.1
+RoxygenNote: 7.0.1
 Imports:
     R.cache,
     broom,
diff --git a/man/KorAPConnection-class.Rd b/man/KorAPConnection-class.Rd
index e13e507..08350e0 100644
--- a/man/KorAPConnection-class.Rd
+++ b/man/KorAPConnection-class.Rd
@@ -16,11 +16,17 @@
 \alias{show,KorAPConnection-method}
 \title{Class KorAPConnection}
 \usage{
-\S4method{initialize}{KorAPConnection}(.Object,
-  KorAPUrl = "https://korap.ids-mannheim.de/", apiVersion = "v1.0",
-  apiUrl, apiToken = getApiToken(KorAPUrl),
-  userAgent = "R-KorAP-Client", timeout = 10, verbose = FALSE,
-  cache = TRUE)
+\S4method{initialize}{KorAPConnection}(
+  .Object,
+  KorAPUrl = "https://korap.ids-mannheim.de/",
+  apiVersion = "v1.0",
+  apiUrl,
+  apiToken = getApiToken(KorAPUrl),
+  userAgent = "R-KorAP-Client",
+  timeout = 10,
+  verbose = FALSE,
+  cache = TRUE
+)
 
 \S4method{persistApiToken}{KorAPConnection}(kco, apiToken = kco@apiToken)
 
diff --git a/man/KorAPQuery-class.Rd b/man/KorAPQuery-class.Rd
index 7749151..17b1326 100644
--- a/man/KorAPQuery-class.Rd
+++ b/man/KorAPQuery-class.Rd
@@ -17,24 +17,41 @@
 \alias{show,KorAPQuery-method}
 \title{Class KorAPQuery}
 \usage{
-\S4method{initialize}{KorAPQuery}(.Object, korapConnection = NULL,
-  request = NULL, vc = "", totalResults = 0, nextStartIndex = 0,
-  fields = c("corpusSigle", "textSigle", "pubDate", "pubPlace",
-  "availability", "textClass", "snippet"), requestUrl = "",
-  webUIRequestUrl = "", apiResponse = NULL, hasMoreMatches = FALSE,
-  collectedMatches = NULL)
+\S4method{initialize}{KorAPQuery}(
+  .Object,
+  korapConnection = NULL,
+  request = NULL,
+  vc = "",
+  totalResults = 0,
+  nextStartIndex = 0,
+  fields = c("corpusSigle", "textSigle", "pubDate", "pubPlace", "availability",
+    "textClass", "snippet"),
+  requestUrl = "",
+  webUIRequestUrl = "",
+  apiResponse = NULL,
+  hasMoreMatches = FALSE,
+  collectedMatches = NULL
+)
 
-\S4method{fetchNext}{KorAPQuery}(kqo, offset = kqo@nextStartIndex,
-  maxFetch = maxResultsPerPage, verbose = kqo@korapConnection@verbose)
+\S4method{fetchNext}{KorAPQuery}(
+  kqo,
+  offset = kqo@nextStartIndex,
+  maxFetch = maxResultsPerPage,
+  verbose = kqo@korapConnection@verbose
+)
 
-\S4method{fetchAll}{KorAPQuery}(kqo,
-  verbose = kqo@korapConnection@verbose)
+\S4method{fetchAll}{KorAPQuery}(kqo, verbose = kqo@korapConnection@verbose)
 
-\S4method{fetchRest}{KorAPQuery}(kqo,
-  verbose = kqo@korapConnection@verbose)
+\S4method{fetchRest}{KorAPQuery}(kqo, verbose = kqo@korapConnection@verbose)
 
-\S4method{frequencyQuery}{KorAPConnection}(kco, query, vc = "",
-  conf.level = 0.95, as.alternatives = FALSE, ...)
+\S4method{frequencyQuery}{KorAPConnection}(
+  kco,
+  query,
+  vc = "",
+  conf.level = 0.95,
+  as.alternatives = FALSE,
+  ...
+)
 
 \method{format}{KorAPQuery}(x, ...)
 
diff --git a/man/RKorAPClient.Rd b/man/RKorAPClient.Rd
index 06b539a..5331e5a 100644
--- a/man/RKorAPClient.Rd
+++ b/man/RKorAPClient.Rd
@@ -3,7 +3,6 @@
 \docType{package}
 \name{RKorAPClient}
 \alias{RKorAPClient}
-\alias{RKorAPClient-package}
 \title{\code{RKorapClient} package}
 \description{
 R pakcage to access the \href{https://github.com/KorAP/}{KorAP} web service API.
diff --git a/man/corpusQuery-KorAPConnection-method.Rd b/man/corpusQuery-KorAPConnection-method.Rd
index d527802..955cd0c 100644
--- a/man/corpusQuery-KorAPConnection-method.Rd
+++ b/man/corpusQuery-KorAPConnection-method.Rd
@@ -1,21 +1,26 @@
 % Generated by roxygen2: do not edit by hand
 % Please edit documentation in R/KorAPQuery.R
-\docType{methods}
 \name{corpusQuery,KorAPConnection-method}
 \alias{corpusQuery,KorAPConnection-method}
 \alias{corpusQuery}
 \title{Method corpusQuery}
 \usage{
-\S4method{corpusQuery}{KorAPConnection}(kco, query = if
-  (missing(KorAPUrl))
-  stop("At least one of the parameters query and KorAPUrl must be specified.",
-  call. = FALSE) else httr::parse_url(KorAPUrl)$query$q, vc = if
-  (missing(KorAPUrl)) "" else httr::parse_url(KorAPUrl)$query$cq, KorAPUrl,
-  metadataOnly = TRUE, ql = if (missing(KorAPUrl)) "poliqarp" else
-  httr::parse_url(KorAPUrl)$query$ql, fields = c("corpusSigle",
-  "textSigle", "pubDate", "pubPlace", "availability", "textClass",
-  "snippet"), accessRewriteFatal = TRUE, verbose = kco@verbose,
-  expand = length(vc) != length(query), as.df = FALSE)
+\S4method{corpusQuery}{KorAPConnection}(
+  kco,
+  query = if (missing(KorAPUrl))
+    stop("At least one of the parameters query and KorAPUrl must be specified.", call. =
+    FALSE) else httr::parse_url(KorAPUrl)$query$q,
+  vc = if (missing(KorAPUrl)) "" else httr::parse_url(KorAPUrl)$query$cq,
+  KorAPUrl,
+  metadataOnly = TRUE,
+  ql = if (missing(KorAPUrl)) "poliqarp" else httr::parse_url(KorAPUrl)$query$ql,
+  fields = c("corpusSigle", "textSigle", "pubDate", "pubPlace", "availability",
+    "textClass", "snippet"),
+  accessRewriteFatal = TRUE,
+  verbose = kco@verbose,
+  expand = length(vc) != length(query),
+  as.df = FALSE
+)
 }
 \arguments{
 \item{kco}{\code{\link{KorAPConnection}} object (obtained e.g. from \code{new("KorAPConnection")}}
diff --git a/man/corpusStats-KorAPConnection-method.Rd b/man/corpusStats-KorAPConnection-method.Rd
index 8a13183..6bab2cf 100644
--- a/man/corpusStats-KorAPConnection-method.Rd
+++ b/man/corpusStats-KorAPConnection-method.Rd
@@ -1,13 +1,11 @@
 % Generated by roxygen2: do not edit by hand
 % Please edit documentation in R/KorAPCorpusStats.R
-\docType{methods}
 \name{corpusStats,KorAPConnection-method}
 \alias{corpusStats,KorAPConnection-method}
 \alias{corpusStats}
 \title{Fetch information about a (virtual) corpus}
 \usage{
-\S4method{corpusStats}{KorAPConnection}(kco, vc = "",
-  verbose = kco@verbose, as.df = FALSE)
+\S4method{corpusStats}{KorAPConnection}(kco, vc = "", verbose = kco@verbose, as.df = FALSE)
 }
 \arguments{
 \item{kco}{\code{\link{KorAPConnection}} object (obtained e.g. from \code{new("KorAPConnection")}}
diff --git a/man/geom_freq_by_year_ci.Rd b/man/geom_freq_by_year_ci.Rd
index 74f8d40..2fe7014 100644
--- a/man/geom_freq_by_year_ci.Rd
+++ b/man/geom_freq_by_year_ci.Rd
@@ -4,8 +4,7 @@
 \alias{geom_freq_by_year_ci}
 \title{Experimental: Plot frequency by year graphs with confidence intervals}
 \usage{
-geom_freq_by_year_ci(mapping = aes(ymin = conf.low, ymax = conf.high),
-  ...)
+geom_freq_by_year_ci(mapping = aes(ymin = conf.low, ymax = conf.high), ...)
 }
 \arguments{
 \item{mapping}{Set of aesthetic mappings created by aes() or aes_(). If specified and inherit.aes = TRUE (the default), it is combined with the default mapping at the top level of the plot. You must supply mapping if there is no plot mapping.}
diff --git a/man/ggplotly.Rd b/man/ggplotly.Rd
index 7aedff6..bd0d04b 100644
--- a/man/ggplotly.Rd
+++ b/man/ggplotly.Rd
@@ -4,8 +4,7 @@
 \alias{ggplotly}
 \title{Experimental: Convert ggplot2 to plotly with hyperlinks to KorAP queries}
 \usage{
-ggplotly(p = ggplot2::last_plot(), tooltip = c("x", "y", "colour",
-  "url"), ...)
+ggplotly(p = ggplot2::last_plot(), tooltip = c("x", "y", "colour", "url"), ...)
 }
 \arguments{
 \item{p}{a ggplot object.}
diff --git a/man/reexports.Rd b/man/reexports.Rd
index b92085b..3bce579 100644
--- a/man/reexports.Rd
+++ b/man/reexports.Rd
@@ -22,7 +22,7 @@
 \describe{
   \item{broom}{\code{\link[broom]{tidy}}}
 
-  \item{dplyr}{\code{\link[dplyr]{bind_cols}}, \code{\link[dplyr]{mutate}}, \code{\link[dplyr]{select}}, \code{\link[dplyr]{group_by}}, \code{\link[dplyr]{summarise}}}
+  \item{dplyr}{\code{\link[dplyr]{bind_cols}}, \code{\link[dplyr]{group_by}}, \code{\link[dplyr]{mutate}}, \code{\link[dplyr]{select}}, \code{\link[dplyr]{summarise}}}
 
   \item{lubridate}{\code{\link[lubridate]{year}}}