diff --git a/Platform/Apple/tools/PackPartitions/src/org/demo/PackPartitions.groovy b/Platform/Apple/tools/PackPartitions/src/org/demo/PackPartitions.groovy
index 51b38523..e358c346 100644
--- a/Platform/Apple/tools/PackPartitions/src/org/demo/PackPartitions.groovy
+++ b/Platform/Apple/tools/PackPartitions/src/org/demo/PackPartitions.groovy
@@ -332,6 +332,7 @@ class PackPartitions
             assert chunk.num >= 1 && chunk.num <= 255
             hdrBuf.put((byte)chunk.num)
             def nPages = (chunk.buf.position() + 255) >> 8
+            println "  chunk: type=${chunk.type}, num=${chunk.num}, nPages=$nPages"
             hdrBuf.put((byte)nPages)
         }