diff --git a/R/Charnet.R b/R/Charnet.R
index 8d2355266c9fbc2bbbe875ef1f540ba952517083..1bf53bd91a22e7d5a4f826047c705f4329c19a23 100644
--- a/R/Charnet.R
+++ b/R/Charnet.R
@@ -309,7 +309,7 @@ NULL
 #' data(CharnetEx1.17)
 #' str(CharnetEx1.17)
 #'
-#' detach("package:lattice")
+#' # detach("package:lattice")
 #' library(ggplot2)
 #'
 #' ggplot(CharnetEx1.17, aes(x = x, y = y)) +
@@ -340,7 +340,7 @@ NULL
 #' data(CharnetEx1.18)
 #' str(CharnetEx1.18)
 #'
-#' detach("package:lattice")
+#' # detach("package:lattice")
 #' library(ggplot2)
 #'
 #' with(CharnetEx1.18, {
@@ -467,7 +467,7 @@ NULL
 #'
 #' xtabs(~varied + fert, data = CharnetEx10.7)
 #'
-#' detach("package:ggplot2")
+#' # detach("package:ggplot2")
 #' library(lattice)
 #'
 #' xyplot(prod ~ prec | fert,
@@ -722,7 +722,7 @@ NULL
 #' data(CharnetEx2.15)
 #' str(CharnetEx2.15)
 #'
-#' detach("package:lattice")
+#' # detach("package:lattice")
 #' library(ggplot2)
 #'
 #' # Considerando a notas médias na prova de química
@@ -776,7 +776,7 @@ NULL
 #' data(CharnetEx2.8)
 #' str(CharnetEx2.8)
 #'
-#' detach("package:lattice")
+#' # detach("package:lattice")
 #' library(ggplot2)
 #'
 #' ggplot(CharnetEx2.8, aes(x = x, y = y)) +
diff --git a/R/Paula.R b/R/Paula.R
index 993d4b93b871add768939c85d50c47eb4ff37a3a..01cd12fab25323f063547d5313d7418c385f01b1 100644
--- a/R/Paula.R
+++ b/R/Paula.R
@@ -1816,16 +1816,15 @@ NULL
 #' data(PaulaEx3.7.20)
 #' str(PaulaEx3.7.20)
 #'
-# Transformar variáveis.
-#' PaulaEx3.7.20 <- transform(
-#'     PaulaEx3.7.20,
-#'     PaulaEx3.7.20$trat = as.factor(PaulaEx3.7.20$trat),
-#'     PaulaEx3.7.20$sit = as.factor(PaulaEx3.7.20$sit))
+#' # Transformar variáveis.
+#' PaulaEx3.7.20 <- transform(PaulaEx3.7.20,
+#'                            trat = as.factor(PaulaEx3.7.20$trat),
+#'                            sit = as.factor(PaulaEx3.7.20$sit))
 #'
 #' library(car)
 #'
-#' scatterplotMatrix(~idade + mdd + im + cl + md + tmax + trat + tsobre +
-#'                       sit,
+#' scatterplotMatrix(~idade + mdd + im + cl + md + tmax + trat +
+#'                       tsobre + sit,
 #'                   spread = FALSE,
 #'                   pch = 20,
 #'                   lwd = 2,