diff --git a/.DS_Store b/.DS_Store
index eb89572..fefc5c3 100644
Binary files a/.DS_Store and b/.DS_Store differ
diff --git a/CRAN-RELEASE b/CRAN-RELEASE
index db952b0..82dd81c 100644
--- a/CRAN-RELEASE
+++ b/CRAN-RELEASE
@@ -1,2 +1,2 @@
-This package was submitted to CRAN on 2020-10-20.
-Once it is accepted, delete this file and tag the release (commit 41aee5d).
+This package was submitted to CRAN on 2020-10-30.
+Once it is accepted, delete this file and tag the release (commit bf79c78).
diff --git a/R/data_gen_Chaotic.R b/R/data_gen_Chaotic.R
index accc210..135a3ab 100755
--- a/R/data_gen_Chaotic.R
+++ b/R/data_gen_Chaotic.R
@@ -43,12 +43,14 @@
 #' ts.r <- data.gen.Rossler(a = 0.1, b = 0.1, w = 8.7, start = c(-2, -10, 0.2),
 #'                          time = seq(0, by=0.05, length.out = 10000))
 #'
+#' oldpar <- par(no.readonly = TRUE)
 #' par(mfrow=c(1,1), ps=12, cex.lab=1.5)
 #' plot.ts(cbind(ts.r$x,ts.r$y,ts.r$z), col=c("black","red","blue"))
 #'
 #' par(mfrow=c(1,2), ps=12, cex.lab=1.5)
 #' plot(ts.r$x,ts.r$y, xlab="x",ylab = "y", type = "l")
 #' plot(ts.r$x,ts.r$z, xlab="x",ylab = "z", type = "l")
+#' par(oldpar)
 
 data.gen.Rossler <- function(a = 0.2, b = 0.2, w = 5.7, start=c(-2, -10, 0.2),
                              time = seq(0, by=0.05, length.out = 1000), s) {
diff --git a/man/data.gen.Rossler.Rd b/man/data.gen.Rossler.Rd
index c5c6381..e654079 100644
--- a/man/data.gen.Rossler.Rd
+++ b/man/data.gen.Rossler.Rd
@@ -62,12 +62,14 @@ Some initial values may lead to an unstable system that will tend to infinity.
 ts.r <- data.gen.Rossler(a = 0.1, b = 0.1, w = 8.7, start = c(-2, -10, 0.2),
                          time = seq(0, by=0.05, length.out = 10000))
 
+oldpar <- par(no.readonly = TRUE)
 par(mfrow=c(1,1), ps=12, cex.lab=1.5)
 plot.ts(cbind(ts.r$x,ts.r$y,ts.r$z), col=c("black","red","blue"))
 
 par(mfrow=c(1,2), ps=12, cex.lab=1.5)
 plot(ts.r$x,ts.r$y, xlab="x",ylab = "y", type = "l")
 plot(ts.r$x,ts.r$z, xlab="x",ylab = "z", type = "l")
+par(oldpar)
 }
 \references{
 Rössler, O. E. 1976. An equation for continuous chaos. Physics Letters A, 57, 397-398.