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-rw-r--r--guix/profiles.scm7
1 files changed, 5 insertions, 2 deletions
diff --git a/guix/profiles.scm b/guix/profiles.scm
index 011bc54d23..d8b83bf730 100644
--- a/guix/profiles.scm
+++ b/guix/profiles.scm
@@ -1268,8 +1268,11 @@ are cross-built for TARGET."
(guix search-paths)
(srfi srfi-1))
- (setvbuf (current-output-port) 'line)
- (setvbuf (current-error-port) 'line)
+ ;; Don't complain about _IO* on Guile 2.2.
+ (debug-disable 'warn-deprecated)
+
+ (setvbuf (current-output-port) _IOLBF)
+ (setvbuf (current-error-port) _IOLBF)
#+(if locales? set-utf8-locale #t)