diff --git a/R/expgrowth.R b/R/expgrowth.R
index 7419fc5..fa1ccf9 100644
--- a/R/expgrowth.R
+++ b/R/expgrowth.R
@@ -10,7 +10,7 @@
 #' @param max Maximum value of the distribution range. Default is 1.
 #' @param r Rate parameter for the exponential growth.
 #' @param log,log.p Logical; if TRUE, probabilities p are given as log(p).
-#' @param lower.tail Logical; if TRUE (default), probabilities are P\[X ≤ x\],
+#' @param lower.tail Logical; if TRUE (default), probabilities are P\[X <= x\],
 #' otherwise, P\[X > x\].
 #'
 #' @return `dexpgrowth` gives the density, `pexpgrowth` gives the distribution
diff --git a/man/expgrowth.Rd b/man/expgrowth.Rd
index 498bfd1..42b0006 100644
--- a/man/expgrowth.Rd
+++ b/man/expgrowth.Rd
@@ -24,7 +24,7 @@ rexpgrowth(n, min = 0, max = 1, r)
 
 \item{log, log.p}{Logical; if TRUE, probabilities p are given as log(p).}
 
-\item{lower.tail}{Logical; if TRUE (default), probabilities are P[X ≤ x],
+\item{lower.tail}{Logical; if TRUE (default), probabilities are P[X <= x],
 otherwise, P[X > x].}
 
 \item{n}{Number of observations. If \code{length(n) > 1}, the length is taken to