diff --git a/lib/log.sh b/lib/log.sh
index 5f94701..a2c216c 100644
--- a/lib/log.sh
+++ b/lib/log.sh
@@ -15,6 +15,21 @@ if ! [[ "${LOG_FD-}" =~ ^[0-9]+$ ]] || ! { : >&"${LOG_FD-2}"; } 2>/dev/null; the
   exec {LOG_FD}>&1
 fi
 
+# ------------------------------------------------------------------------------
+# Redirects the $LOG_FD fd to a changed STDOUT.
+#
+# If an add-on script changed the STDOUT (after the $LOG_FD fd was redirected to
+# it, see above), this function redirects the $LOG_FD fd to the new STDOUT.
+#
+# Add-on developers must call this function after changing the STDOUT if they
+# want the log functions to log to the new STDOUT.
+# ------------------------------------------------------------------------------
+function bashio::log.reinitialize_output() {
+    if [[ "${LOG_FD:-}" =~ ^[0-9]+$ ]] && { : >&"${LOG_FD}"; } 2>/dev/null; then
+        eval "exec ${LOG_FD}>&1"
+    fi
+}
+
 # ------------------------------------------------------------------------------
 # Log a message to output.
 #