diff --git a/R/random_distribution.R b/R/random_distribution.R
index 4a282aa4..a84d9386 100644
--- a/R/random_distribution.R
+++ b/R/random_distribution.R
@@ -76,10 +76,10 @@ distribution_repeater <- function(number_of_repeatings = 10,
 #' @param log10_mean mean value (default: (log10_min + log10_max)/2), only used 
 #' if 'type' is "log10_norm"
 #' @param log10_sdev standard deviation (default: (log10_max- log10_mean) / 
-#' qnorm(0.9)), only used if 'type' is "log10_norm"
+#' qnorm(0.95)), only used if 'type' is "log10_norm"
 #' @param mean mean value (default: mean of min & max value), only used if 'type'
 #' is "norm"
-#' @param sdev standard deviation (default: (max-mean) / qnorm(0.9)),
+#' @param sdev standard deviation (default: (max-mean) / qnorm(0.95)),
 #' only used if 'type' is "norm"
 #' @param meanlog log mean value (default: mean of log min & max value), only
 #' used if 'type' is "lognorm"
@@ -112,9 +112,9 @@ create_random_distribution <- function(type = "uniform",
                                                        log10(max), 
                                                        log10_zero_threshold),
                                        log10_mean = (log10_min + log10_max) / 2,
-                                       log10_sdev = (log10_max - log10_mean) / qnorm(0.9),
+                                       log10_sdev = (log10_max - log10_mean) / qnorm(0.95),
                                        mean = (min + max) / 2,
-                                       sdev = (max - mean) / qnorm(0.9),
+                                       sdev = (max - mean) / qnorm(0.95),
                                        meanlog = mean(log((min + max) / 2)),
                                        sdlog = sd(log((c(min, max)))),
                                        mode = (min + max) / 2,
diff --git a/man/create_random_distribution.Rd b/man/create_random_distribution.Rd
index 3b31c5d3..58f5bb41 100644
--- a/man/create_random_distribution.Rd
+++ b/man/create_random_distribution.Rd
@@ -10,8 +10,8 @@ create_random_distribution(type = "uniform", number_of_repeatings = 1,
   > 1, log10(min), ifelse(min == 0 && max < 1, 0.01 * max,
   log10_zero_threshold)), log10_max = ifelse(max > 0, log10(max),
   log10_zero_threshold), log10_mean = (log10_min + log10_max)/2,
-  log10_sdev = (log10_max - log10_mean)/qnorm(0.9), mean = (min +
-  max)/2, sdev = (max - mean)/qnorm(0.9), meanlog = mean(log((min +
+  log10_sdev = (log10_max - log10_mean)/qnorm(0.95), mean = (min +
+  max)/2, sdev = (max - mean)/qnorm(0.95), meanlog = mean(log((min +
   max)/2)), sdlog = sd(log((c(min, max)))), mode = (min + max)/2,
   debug = TRUE)
 }
@@ -51,12 +51,12 @@ log10_zero_threshold), only used if 'type' is "log10_uniform" or "log10_norm"}
 if 'type' is "log10_norm"}
 
 \item{log10_sdev}{standard deviation (default: (log10_max- log10_mean) / 
-qnorm(0.9)), only used if 'type' is "log10_norm"}
+qnorm(0.95)), only used if 'type' is "log10_norm"}
 
 \item{mean}{mean value (default: mean of min & max value), only used if 'type'
 is "norm"}
 
-\item{sdev}{standard deviation (default: (max-mean) / qnorm(0.9)),
+\item{sdev}{standard deviation (default: (max-mean) / qnorm(0.95)),
 only used if 'type' is "norm"}
 
 \item{meanlog}{log mean value (default: mean of log min & max value), only