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-rw-r--r--src/gfx_func.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/gfx_func.h b/src/gfx_func.h
index cb4d04c84..c6c633ec2 100644
--- a/src/gfx_func.h
+++ b/src/gfx_func.h
@@ -62,7 +62,7 @@ extern int _pal_count_dirty;
extern int _num_resolutions;
extern Dimension _resolutions[32];
extern Dimension _cur_resolution;
-extern Colour _cur_palette[256];
+extern Colour _cur_palette[256]; ///< Current palette. Entry 0 has to be always fully transparent!
void HandleKeypress(uint32 key);
void HandleCtrlChanged();