diff --git a/storage/BlockBlobExample.php b/storage/BlockBlobExample.php
index 90bf765..3f2947b 100644
--- a/storage/BlockBlobExample.php
+++ b/storage/BlockBlobExample.php
@@ -125,7 +125,7 @@ function createContainerIfNotExists($blobRestProxy)
     $counter = 1;
     $blockIds = array();
 
-    while (!feof($handle))
+    while ($data = fread($handle, BLOCKSIZE))
     {
         $blockId = str_pad($counter, PADLENGTH, "0", STR_PAD_LEFT);
         echo "Processing block $blockId.\n";
@@ -135,8 +135,6 @@ function createContainerIfNotExists($blobRestProxy)
         $block->setType("Uncommitted");
         array_push($blockIds, $block);
         
-        $data = fread($handle, BLOCKSIZE);
-        
         // Upload the block.
         $blobRestProxy->createBlobBlock(CONTAINERNAME, BLOCKBLOBNAME, base64_encode($blockId), $data);
         $counter++;
@@ -167,4 +165,4 @@ function createContainerIfNotExists($blobRestProxy)
     echo "$code: $error_message";
 }
 
-?>
\ No newline at end of file
+?>