[bug#40037] [PATCH] doc: Document that a working environment for building Guix requires "--pure".

[Danny Milosavljevic]

* doc/guix.texi (Invoking guix environment): Document that a working
environment for building Guix requires "--pure".
---
 doc/guix.texi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/guix.texi b/doc/guix.texi
index dd32b65fe0..b889032207 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -4750,7 +4750,7 @@ the following command creates a Guix development 
environment that
 additionally includes Git and strace:
 
 @example
-guix environment guix --ad-hoc git strace
+guix environment --pure guix --ad-hoc git strace
 @end example
 
 Sometimes it is desirable to isolate the environment as much as