diff --git a/cpi2png.c b/cpi2png.c
index 9038073..4afd5cf 100644
--- a/cpi2png.c
+++ b/cpi2png.c
@@ -25,7 +25,7 @@ int main(int argc, char **argv) {
   unsigned char version = 0;
   assert(fread(header, 1, 4, fp_in) == 4 && "Failed to read header: not enough bytes");
   if (0 == memcmp(header, "CCPI", 4)) { // Original CCPI (CPIv0)
-    printf("CPIv0 (old header)\n");
+    version = 0;
   } else if (0 == memcmp(header, "CPI", 3)) { // Newer CCPI (CPIvX)
     version = header[3];
   } else {