warning fixes

1 files changed, 1 insertions, 1 deletions

diff --git a/Panel.c b/Panel.c
index 3ae492e0..a9d2f60c 100644
--- a/Panel.c
+++ b/Panel.c
@@ -113,7 +113,7 @@ inline void Panel_setRichHeader(Panel* this, RichString header) {
    this->needsRedraw = true;
 }
 
-inline void Panel_setHeader(Panel* this, char* header) {
+inline void Panel_setHeader(Panel* this, const char* header) {
    Panel_setRichHeader(this, RichString_quickString(CRT_colors[PANEL_HEADER_FOCUS], header));
 }