diff --git a/R/lnpochhammer.R b/R/lnpochhammer.R
index bf3524c89b21b974df40b0db75924efd081f0737..19d6c286dc4dbb89aa891e60535cf5c3c889fe4b 100644
--- a/R/lnpochhammer.R
+++ b/R/lnpochhammer.R
@@ -11,8 +11,10 @@ lnpochhammer <- function(x, n) {
   #' @return Numeric value. The logarithm of the Pochhammer symbol.
   #' @details The Pochhammer symbol is given by:
   #' \deqn{ \displaystyle{ (x)_n = \frac{\Gamma(x+n)}{\Gamma(x)} = x (x+1) ... (x+n-1) } }
-  #' So:
+  #' So, if \eqn{n > 0}:
   #' \deqn{ \displaystyle{ log\left((x)_n\right) = log(x) + log(x+1) + ... + log(x+n-1) } }
+  #' 
+  #' If \eqn{n = 0}, \eqn{\displaystyle{ log\left((x)_n\right) = log(1) = 0}}
   #' @seealso [pochhammer()]
   #' @author Pierre Santagostini, Nizar Bouhlel
   #'
diff --git a/man/lnpochhammer.Rd b/man/lnpochhammer.Rd
index ee6fed260fa5b22ed7c2f0721f2599b3cc15c4a3..29e15d47bfec69607a5bd8702991f148709559ec 100644
--- a/man/lnpochhammer.Rd
+++ b/man/lnpochhammer.Rd
@@ -20,8 +20,10 @@ Computes the logarithm of the Pochhammer symbol.
 \details{
 The Pochhammer symbol is given by:
 \deqn{ \displaystyle{ (x)_n = \frac{\Gamma(x+n)}{\Gamma(x)} = x (x+1) ... (x+n-1) } }
-So:
+So, if \eqn{n > 0}:
 \deqn{ \displaystyle{ log\left((x)_n\right) = log(x) + log(x+1) + ... + log(x+n-1) } }
+
+If \eqn{n = 0}, \eqn{\displaystyle{ log\left((x)_n\right) = log(1) = 0}}
 }
 \examples{
 lnpochhammer(2, 0)