diff --git a/kiss b/kiss
index 9768463..d3fee4a 100755
--- a/kiss
+++ b/kiss
@@ -15,18 +15,21 @@
 log() {
     # Print a message prettily.
     #
+    # All messages are printed to stderr to allow the user to hide build
+    # output which is the only thing printed to stdout.
+    #
     # '\033[1;32m'        Set text to color '2' and make it bold.
     # '\033[m':           Reset text formatting.
     # '${3:-->}':         If the 3rd argument is missing, set prefix to '->'.
     # '${2:+\033[1;3Xm}': If the 2nd argument exists, set text style of '$1'.
     # '${2:+\033[m}':     If the 2nd argument exists, reset text formatting.
     printf '\033[1;33m%s \033[m%b%s\033[m %s\n' \
-           "${3:-->}" "${2:+\033[1;36m}" "$1" "$2"
+           "${3:-->}" "${2:+\033[1;36m}" "$1" "$2" >&2
 }
 
 die() {
     # Print a message and exit with '1' (error).
-    log "$1" "$2" "!>" >&2
+    log "$1" "$2" "!>"
     exit 1
 }