diff --git a/apps/files/js/filelist.js b/apps/files/js/filelist.js
index c847e2eff8..04a9fb9164 100644
--- a/apps/files/js/filelist.js
+++ b/apps/files/js/filelist.js
@@ -47,7 +47,7 @@ var FileList={
 
 		//size column
 		if(size!=t('files', 'Pending')){
-			simpleSize=simpleFileSize(size);
+			simpleSize = humanFileSize(size);
 		}else{
 			simpleSize=t('files', 'Pending');
 		}
@@ -55,7 +55,6 @@ var FileList={
 		var lastModifiedTime = Math.round(lastModified.getTime() / 1000);
 		td = $('<td></td>').attr({
 			"class": "filesize",
-			"title": humanFileSize(size),
 			"style": 'color:rgb('+sizeColor+','+sizeColor+','+sizeColor+')'
 		}).text(simpleSize);
 		tr.append(td);
diff --git a/apps/files/js/files.js b/apps/files/js/files.js
index 51b3f31fb9..98fc53b71a 100644
--- a/apps/files/js/files.js
+++ b/apps/files/js/files.js
@@ -756,9 +756,7 @@ function procesSelection(){
 		for(var i=0;i<selectedFolders.length;i++){
 			totalSize+=selectedFolders[i].size;
 		};
-		simpleSize=simpleFileSize(totalSize);
-		$('#headerSize').text(simpleSize);
-		$('#headerSize').attr('title',humanFileSize(totalSize));
+		$('#headerSize').text(humanFileSize(totalSize));
 		var selection='';
 		if(selectedFolders.length>0){
 			if(selectedFolders.length==1){
diff --git a/apps/files/templates/index.php b/apps/files/templates/index.php
index 7d679bc4bf..fa4cda6f6b 100644
--- a/apps/files/templates/index.php
+++ b/apps/files/templates/index.php
@@ -77,7 +77,7 @@
 					<?php endif; ?>
 				</span>
 			</th>
-			<th id="headerSize"><?php p($l->t('Size (MB)')); ?></th>
+			<th id="headerSize"><?php p($l->t('Size')); ?></th>
 			<th id="headerDate">
 				<span id="modified"><?php p($l->t( 'Modified' )); ?></span>
 				<?php if ($_['permissions'] & OCP\PERMISSION_DELETE): ?>
diff --git a/apps/files/templates/part.list.php b/apps/files/templates/part.list.php
index 97a9026860..0c7d693669 100644
--- a/apps/files/templates/part.list.php
+++ b/apps/files/templates/part.list.php
@@ -9,7 +9,6 @@ $totalsize = 0; ?>
 	} else {
 		$totalfiles++;
 	}
-	$simple_file_size = OCP\simple_file_size($file['size']);
 	// the bigger the file, the darker the shade of grey; megabytes*2
 	$simple_size_color = intval(160-$file['size']/(1024*1024)*2);
 	if($simple_size_color<0) $simple_size_color = 0;
@@ -52,9 +51,8 @@ $totalsize = 0; ?>
 			</a>
 		</td>
 		<td class="filesize"
-			title="<?php p(OCP\human_file_size($file['size'])); ?>"
 			style="color:rgb(<?php p($simple_size_color.','.$simple_size_color.','.$simple_size_color) ?>)">
-				<?php print_unescaped($simple_file_size); ?>
+				<?php print_unescaped(OCP\human_file_size($file['size'])); ?>
 		</td>
 		<td class="date">
 			<span class="modified"
@@ -91,7 +89,7 @@ $totalsize = 0; ?>
 			} ?>
 		</span></td>
 		<td class="filesize">
-		<?php print_unescaped(OCP\simple_file_size($totalsize)); ?>
+		<?php print_unescaped(OCP\human_file_size($totalsize)); ?>
 		</td>
 		<td></td>
 	</tr>
diff --git a/core/js/js.js b/core/js/js.js
index 5158b66d73..cf4e72324d 100644
--- a/core/js/js.js
+++ b/core/js/js.js
@@ -666,8 +666,6 @@ $(document).ready(function(){
 	$('.selectedActions a').tipsy({gravity:'s', fade:true, live:true});
 	$('a.delete').tipsy({gravity: 'e', fade:true, live:true});
 	$('a.action').tipsy({gravity:'s', fade:true, live:true});
-	$('#headerSize').tipsy({gravity:'s', fade:true, live:true});
-	$('td.filesize').tipsy({gravity:'s', fade:true, live:true});
 	$('td .modified').tipsy({gravity:'s', fade:true, live:true});
 
 	$('input').tipsy({gravity:'w', fade:true});
@@ -697,14 +695,6 @@ function humanFileSize(size) {
 	return relativeSize + ' ' + readableFormat;
 }
 
-function simpleFileSize(bytes) {
-	var mbytes = Math.round(bytes/(1024*1024/10))/10;
-	if(bytes == 0) { return '0'; }
-	else if(mbytes < 0.1) { return '< 0.1'; }
-	else if(mbytes > 1000) { return '> 1000'; }
-	else { return mbytes.toFixed(1); }
-}
-
 function formatDate(date){
 	if(typeof date=='number'){
 		date=new Date(date);
diff --git a/lib/public/template.php b/lib/public/template.php
index ccf19cf052..d81a169579 100644
--- a/lib/public/template.php
+++ b/lib/public/template.php
@@ -76,16 +76,6 @@ function relative_modified_date($timestamp) {
 }
 
 
-/**
- * @brief Return a human readable outout for a file size.
- * @param $byte size of a file in byte
- * @returns human readable interpretation of a file size
- */
-function simple_file_size($bytes) {
-	return(\simple_file_size($bytes));
-}
-
-
 /**
  * @brief Generate html code for an options block.
  * @param $options the options
diff --git a/lib/template.php b/lib/template.php
index ae9ea18744..08df168afc 100644
--- a/lib/template.php
+++ b/lib/template.php
@@ -84,24 +84,6 @@ function human_file_size( $bytes ) {
 	return OC_Helper::humanFileSize( $bytes );
 }
 
-function simple_file_size($bytes) {
-	if ($bytes < 0) {
-		return '?';
-	}
-	$mbytes = round($bytes / (1024 * 1024), 1);
-	if ($bytes == 0) {
-		return '0';
-	}
-	if ($mbytes < 0.1) {
-		return '&lt; 0.1';
-	}
-	if ($mbytes > 1000) {
-		return '&gt; 1000';
-	} else {
-		return number_format($mbytes, 1);
-	}
-}
-
 function relative_modified_date($timestamp) {
 	$l=OC_L10N::get('lib');
 	$timediff = time() - $timestamp;