(no commit message)

diff --git a/coders/png.c b/coders/png.c
index 66137d31ba1b2a0ab60d735c3c4a5bd34a695efd..05b6fd44510b6c35d04bfc18c01ed3defe35857f 100644 (file)
--- a/coders/png.c
+++ b/coders/png.c
@@ -3025,7 +3025,7 @@ static Image *ReadOnePNGImage(MngInfo *mng_info,
           Quantum
             scale;
 
-          scale = 65535UL/((1UL << ping_file_depth)-1);
+          scale = (Quantum) (65535UL)/((1UL << ping_file_depth)-1);
 
 #if (MAGICKCORE_QUANTUM_DEPTH > 16)
           scale = ScaleShortToQuantum(scale);