diff --git a/administrator/components/com_cache/views/cache/tmpl/default.php b/administrator/components/com_cache/views/cache/tmpl/default.php
index 1886d59a66721..06a4a60cbe608 100644
--- a/administrator/components/com_cache/views/cache/tmpl/default.php
+++ b/administrator/components/com_cache/views/cache/tmpl/default.php
@@ -67,7 +67,7 @@
 							<?php echo $item->count; ?>
 						</td>
 						<td>
-							<?php echo JHtml::_('number.bytes', $item->size*1024); ?>
+							<?php echo JHtml::_('number.bytes', $item->size); ?>
 						</td>
 					</tr>
 				<?php $i++; endforeach; ?>
diff --git a/libraries/joomla/cache/storage/apc.php b/libraries/joomla/cache/storage/apc.php
index 2e153242488e8..2d41be8f14d42 100644
--- a/libraries/joomla/cache/storage/apc.php
+++ b/libraries/joomla/cache/storage/apc.php
@@ -96,7 +96,7 @@ public function getAll()
 					$item = $data[$group];
 				}
 
-				$item->updateSize($key['mem_size'] / 1024);
+				$item->updateSize($key['mem_size']);
 
 				$data[$group] = $item;
 			}
diff --git a/libraries/joomla/cache/storage/apcu.php b/libraries/joomla/cache/storage/apcu.php
index 16c611cefdf9c..548652d27bf9c 100644
--- a/libraries/joomla/cache/storage/apcu.php
+++ b/libraries/joomla/cache/storage/apcu.php
@@ -96,7 +96,7 @@ public function getAll()
 					$item = $data[$group];
 				}
 
-				$item->updateSize($key['mem_size'] / 1024);
+				$item->updateSize($key['mem_size']);
 
 				$data[$group] = $item;
 			}
diff --git a/libraries/joomla/cache/storage/cachelite.php b/libraries/joomla/cache/storage/cachelite.php
index e60b1df5c3aa9..21c3ce416e5b0 100644
--- a/libraries/joomla/cache/storage/cachelite.php
+++ b/libraries/joomla/cache/storage/cachelite.php
@@ -153,7 +153,7 @@ public function getAll()
 
 				$filename = $file->getFilename();
 
-				$item->updateSize(filesize($path . '/' . $foldername . '/' . $filename) / 1024);
+				$item->updateSize(filesize($path . '/' . $foldername . '/' . $filename));
 			}
 
 			$data[$foldername] = $item;
diff --git a/libraries/joomla/cache/storage/file.php b/libraries/joomla/cache/storage/file.php
index ac21ff34d3d40..00fad85df6015 100644
--- a/libraries/joomla/cache/storage/file.php
+++ b/libraries/joomla/cache/storage/file.php
@@ -162,7 +162,7 @@ public function getAll()
 
 			foreach ($files as $file)
 			{
-				$item->updateSize(filesize($path . '/' . $folder . '/' . $file) / 1024);
+				$item->updateSize(filesize($path . '/' . $folder . '/' . $file));
 			}
 
 			$data[$folder] = $item;
diff --git a/libraries/joomla/cache/storage/helper.php b/libraries/joomla/cache/storage/helper.php
index b3d7a9eb411aa..c89c584cc4b7d 100644
--- a/libraries/joomla/cache/storage/helper.php
+++ b/libraries/joomla/cache/storage/helper.php
@@ -63,7 +63,7 @@ public function __construct($group)
 	 */
 	public function updateSize($size)
 	{
-		$this->size = number_format((float) $this->size + (float) $size, 2, JText::_('DECIMALS_SEPARATOR'), JText::_('THOUSANDS_SEPARATOR'));
+		$this->size += $size;
 		$this->count++;
 	}
 }
diff --git a/libraries/joomla/cache/storage/memcache.php b/libraries/joomla/cache/storage/memcache.php
index f6fb1ad7496ef..bee1987c7a731 100644
--- a/libraries/joomla/cache/storage/memcache.php
+++ b/libraries/joomla/cache/storage/memcache.php
@@ -187,7 +187,7 @@ public function getAll()
 						$item = $data[$group];
 					}
 
-					$item->updateSize($key->size / 1024);
+					$item->updateSize($key->size);
 
 					$data[$group] = $item;
 				}
diff --git a/libraries/joomla/cache/storage/memcached.php b/libraries/joomla/cache/storage/memcached.php
index 92f1831e89c27..40e5d25992d88 100644
--- a/libraries/joomla/cache/storage/memcached.php
+++ b/libraries/joomla/cache/storage/memcached.php
@@ -206,7 +206,7 @@ public function getAll()
 						$item = $data[$group];
 					}
 
-					$item->updateSize($key->size / 1024);
+					$item->updateSize($key->size);
 
 					$data[$group] = $item;
 				}
diff --git a/libraries/joomla/cache/storage/redis.php b/libraries/joomla/cache/storage/redis.php
index b1913d72d20e2..eb579a259e372 100644
--- a/libraries/joomla/cache/storage/redis.php
+++ b/libraries/joomla/cache/storage/redis.php
@@ -235,7 +235,7 @@ public function getAll()
 						$item = $data[$group];
 					}
 
-					$item->updateSize(strlen($key)*8/1024);
+					$item->updateSize(strlen($key)*8);
 					$data[$group] = $item;
 				}
 			}
diff --git a/libraries/joomla/cache/storage/wincache.php b/libraries/joomla/cache/storage/wincache.php
index c82462879cb6d..2a386f399ee9b 100644
--- a/libraries/joomla/cache/storage/wincache.php
+++ b/libraries/joomla/cache/storage/wincache.php
@@ -82,7 +82,7 @@ public function getAll()
 
 				if (isset($key['value_size']))
 				{
-					$item->updateSize($key['value_size'] / 1024);
+					$item->updateSize($key['value_size']);
 				}
 				else
 				{
diff --git a/libraries/joomla/cache/storage/xcache.php b/libraries/joomla/cache/storage/xcache.php
index 9c5fe3a60626d..fb46d4f6e24fd 100644
--- a/libraries/joomla/cache/storage/xcache.php
+++ b/libraries/joomla/cache/storage/xcache.php
@@ -101,7 +101,7 @@ public function getAll()
 					$item = $data[$group];
 				}
 
-				$item->updateSize($key['size'] / 1024);
+				$item->updateSize($key['size']);
 
 				$data[$group] = $item;
 			}