diff --git a/docs/man/xrdcopy.1 b/docs/man/xrdcopy.1
index 091ef40b7f1..8011d2ca685 100644
--- a/docs/man/xrdcopy.1
+++ b/docs/man/xrdcopy.1
@@ -204,7 +204,8 @@ The \fIabsolutepath\fR can be a directory.
 .RE
 
 .SH ENVIRONMENT
-The following environment variables are supported.
+The following environment variables are supported. They apply to xrdfs and any
+other application using the libXrdCl library, unless specified otherwise.
 .br
 
 XRD_LOGLEVEL
@@ -339,7 +340,6 @@ addresses
 
 .B IPv4Mapped6
 - use IPv6 stack and mapped IPv4 addresses
-
 .RE
 
 XRD_DATASERVERTTL