(no commit message)

diff --git a/coders/png.c b/coders/png.c
index d167161e21050871e965909297ee524531e4201e..f0872f4a713b1486a78e9d5e5c1f8463309f7994 100644 (file)
--- a/coders/png.c
+++ b/coders/png.c
@@ -1123,7 +1123,7 @@ Magick_RenderingIntent_from_PNG_RenderingIntent(const int ping_intent)
     }
 }
 
-static char *
+static const char *
 Magick_RenderingIntentString_from_PNG_RenderingIntent(const int ping_intent)
 {
   switch (ping_intent)