From 56ab5a24a5e5477fb6ffba003e2cff97647e68e3 Mon Sep 17 00:00:00 2001
From: Klaus K Wilting <Klaus.K.Wilting@deutschebahn.com>
Date: Mon, 4 Feb 2019 20:40:46 +0100
Subject: [PATCH] display.cpp: compiler warning sanitized

---
 src/display.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/display.cpp b/src/display.cpp
index 552e5b25..75816b37 100644
--- a/src/display.cpp
+++ b/src/display.cpp
@@ -42,8 +42,8 @@ const char lora_datarate[] = {"121110090807FSNA"};
 #endif
 
 // helper arry for converting month values to text
-char *printmonth[] = {"xxx", "Jan", "Feb", "Mar", "Apr", "May", "Jun",
-                      "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
+const char *printmonth[] = {"xxx", "Jan", "Feb", "Mar", "Apr", "May", "Jun",
+                            "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
 
 uint8_t volatile DisplayState = 0;