diff --git a/R/PipeOpEncodePL.R b/R/PipeOpEncodePL.R
index 0311740a1..533661e7f 100644
--- a/R/PipeOpEncodePL.R
+++ b/R/PipeOpEncodePL.R
@@ -308,7 +308,7 @@ mlr_pipeops$add("encodeplquantiles", PipeOpEncodePLQuantiles)
 #' @template seealso_pipeopslist
 #' @include PipeOpTaskPreproc.R
 #' @export
-#' @examples
+#' @examplesIf requireNamespace("rpart")
 #' library(mlr3)
 #'
 #' # For classification task
diff --git a/R/PipeOpLearnerPICVPlus.R b/R/PipeOpLearnerPICVPlus.R
index 650091d49..7015793a9 100644
--- a/R/PipeOpLearnerPICVPlus.R
+++ b/R/PipeOpLearnerPICVPlus.R
@@ -83,8 +83,7 @@
 #' @template seealso_pipeopslist
 #' @include PipeOp.R
 #' @export
-#' @examples
-#' \dontshow{ if (requireNamespace("rpart")) \{ }
+#' @examplesIf requireNamespace("rpart")
 #' library("mlr3")
 #'
 #' task = tsk("mtcars")
@@ -93,7 +92,6 @@
 #'
 #' lrncvplus_po$train(list(task))
 #' lrncvplus_po$predict(list(task))
-#' \dontshow{ \} }
 PipeOpLearnerPICVPlus = R6Class("PipeOpLearnerPICVPlus",
   inherit = PipeOp,
   public = list(
diff --git a/man/mlr_pipeops_encodepltree.Rd b/man/mlr_pipeops_encodepltree.Rd
index 18ccce30e..8383681ce 100644
--- a/man/mlr_pipeops_encodepltree.Rd
+++ b/man/mlr_pipeops_encodepltree.Rd
@@ -71,6 +71,7 @@ Only methods inherited from \code{\link{PipeOpEncodePL}}/\code{\link{PipeOpTaskP
 }
 
 \examples{
+\dontshow{if (requireNamespace("rpart")) (if (getRversion() >= "3.4") withAutoprint else force)(\{ # examplesIf}
 library(mlr3)
 
 # For classification task
@@ -106,6 +107,7 @@ pop$state$bins
 # First feature was split into three encoded features,
 # second into two, using piecewise linear encoding
 train_out$head()
+\dontshow{\}) # examplesIf}
 }
 \references{
 Gorishniy Y, Rubachev I, Babenko A (2022).
diff --git a/man/mlr_pipeops_learner_pi_cvplus.Rd b/man/mlr_pipeops_learner_pi_cvplus.Rd
index 63231c640..188718a80 100644
--- a/man/mlr_pipeops_learner_pi_cvplus.Rd
+++ b/man/mlr_pipeops_learner_pi_cvplus.Rd
@@ -100,7 +100,7 @@ Methods inherited from \code{\link{PipeOp}}.
 }
 
 \examples{
-\dontshow{ if (requireNamespace("rpart")) \{ }
+\dontshow{if (requireNamespace("rpart")) (if (getRversion() >= "3.4") withAutoprint else force)(\{ # examplesIf}
 library("mlr3")
 
 task = tsk("mtcars")
@@ -109,7 +109,7 @@ lrncvplus_po = mlr_pipeops$get("learner_pi_cvplus", learner)
 
 lrncvplus_po$train(list(task))
 lrncvplus_po$predict(list(task))
-\dontshow{ \} }
+\dontshow{\}) # examplesIf}
 }
 \references{
 Barber RF, Candes EJ, Ramdasa A, Tibshirani RJ (2021).