diff --git a/R/ard_survival_survfit.R b/R/ard_survival_survfit.R
index 71c86e3b..93704d74 100644
--- a/R/ard_survival_survfit.R
+++ b/R/ard_survival_survfit.R
@@ -36,10 +36,10 @@
 #' library(survival)
 #' library(ggsurvfit)
 #'
-#' survfit(Surv_CNSR(AVAL, CNSR) ~ TRTA, cards::ADTTE) |>
+#' survfit(Surv_CNSR(AVAL, CNSR) ~ TRTA, data = cards::ADTTE) |>
 #'   ard_survival_survfit(times = c(60, 180))
 #'
-#' survfit(Surv_CNSR(AVAL, CNSR) ~ TRTA, cards::ADTTE) |>
+#' survfit(Surv_CNSR(AVAL, CNSR) ~ TRTA, data = cards::ADTTE, conf.int = 0.90) |>
 #'   ard_survival_survfit(probs = c(0.25, 0.5, 0.75))
 #'
 #' # Competing Risks Example ---------------------------
diff --git a/man/ard_survival_survfit.Rd b/man/ard_survival_survfit.Rd
index c5f39619..910619ac 100644
--- a/man/ard_survival_survfit.Rd
+++ b/man/ard_survival_survfit.Rd
@@ -45,10 +45,10 @@ survival fit model.
 library(survival)
 library(ggsurvfit)
 
-survfit(Surv_CNSR(AVAL, CNSR) ~ TRTA, cards::ADTTE) |>
+survfit(Surv_CNSR(AVAL, CNSR) ~ TRTA, data = cards::ADTTE) |>
   ard_survival_survfit(times = c(60, 180))
 
-survfit(Surv_CNSR(AVAL, CNSR) ~ TRTA, cards::ADTTE) |>
+survfit(Surv_CNSR(AVAL, CNSR) ~ TRTA, data = cards::ADTTE, conf.int = 0.90) |>
   ard_survival_survfit(probs = c(0.25, 0.5, 0.75))
 
 # Competing Risks Example ---------------------------