diff --git a/apps/files/admin.php b/apps/files/admin.php
index 80fd4f4e4a..f747f8645f 100644
--- a/apps/files/admin.php
+++ b/apps/files/admin.php
@@ -30,11 +30,8 @@ OCP\User::checkAdminUser();
 $htaccessWorking=(getenv('htaccessWorking')=='true');
 
 $upload_max_filesize = OCP\Util::computerFileSize(ini_get('upload_max_filesize'));
-$upload_max_filesize_possible = OCP\Util::computerFileSize(get_cfg_var('upload_max_filesize'));
 $post_max_size = OCP\Util::computerFileSize(ini_get('post_max_size'));
-$post_max_size_possible = OCP\Util::computerFileSize(get_cfg_var('post_max_size'));
 $maxUploadFilesize = OCP\Util::humanFileSize(min($upload_max_filesize, $post_max_size));
-$maxUploadFilesizePossible = OCP\Util::humanFileSize(min($upload_max_filesize_possible, $post_max_size_possible));
 if($_POST && OC_Util::isCallRegistered()) {
 	if(isset($_POST['maxUploadSize'])) {
 		if(($setMaxSize = OC_Files::setUploadLimit(OCP\Util::computerFileSize($_POST['maxUploadSize']))) !== false) {
@@ -60,7 +57,9 @@ $htaccessWritable=is_writable(OC::$SERVERROOT.'/.htaccess');
 $tmpl = new OCP\Template( 'files', 'admin' );
 $tmpl->assign( 'uploadChangable', $htaccessWorking and $htaccessWritable );
 $tmpl->assign( 'uploadMaxFilesize', $maxUploadFilesize);
-$tmpl->assign( 'maxPossibleUploadSize', $maxUploadFilesizePossible);
+// max possible makes only sense on a 32 bit system
+$tmpl->assign( 'displayMaxPossibleUploadSize', PHP_INT_SIZE===4);
+$tmpl->assign( 'maxPossibleUploadSize', OCP\Util::humanFileSize(PHP_INT_MAX));
 $tmpl->assign( 'allowZipDownload', $allowZipDownload);
 $tmpl->assign( 'maxZipInputSize', $maxZipInputSize);
 return $tmpl->fetchPage();
diff --git a/apps/files/templates/admin.php b/apps/files/templates/admin.php
index 0de12edcba..ad69b5519d 100644
--- a/apps/files/templates/admin.php
+++ b/apps/files/templates/admin.php
@@ -6,7 +6,10 @@
 		<?php if($_['uploadChangable']):?>
 			<label for="maxUploadSize"><?php echo $l->t( 'Maximum upload size' ); ?> </label>
 			<input name='maxUploadSize' id="maxUploadSize" value='<?php echo $_['uploadMaxFilesize'] ?>'/>
-			(<?php echo $l->t('max. possible: '); echo $_['maxPossibleUploadSize'] ?>)<br/>
+			<?php if($_['displayMaxPossibleUploadSize']):?>
+				(<?php echo $l->t('max. possible: '); echo $_['maxPossibleUploadSize'] ?>)
+			<?php endif;?>
+			<br/>
 		<?php endif;?>
 		<input type="checkbox" name="allowZipDownload" id="allowZipDownload" value="1"
 			   title="<?php echo $l->t( 'Needed for multi-file and folder downloads.' ); ?>"