diff --git a/bin/memcacheSync.php b/bin/memcacheSync.php
index 0b5ca9c85980c3c3b7558b4dda257c7cafe21b97..0dfdc31f4741b3b56961c9ea27e7e569ac3952a8 100755
--- a/bin/memcacheSync.php
+++ b/bin/memcacheSync.php
@@ -3,19 +3,19 @@
 
 
 // Check that the memcache library is enabled
-if(!class_exists('Memcache') && !class_exists('Memcached')) {
-	echo("Error: the memcached (or memcache) PHP extension appears to be unavailable.\n");
-	echo("\n");
-	echo("This is most likely because PHP doesn't load it for the command line\n");
-	echo("version. You probably need to enable it somehow.\n");
-	echo("\n");
-	if(is_executable('/usr/sbin/phpenmod')) {
-		echo("It is possible that running one of the following commands as root will fix it:\n");
-		echo(" phpenmod -s cli memcached\n");
-		echo(" phpenmod -s cli memcache\n");
-	}
-
-	exit(1);
+if (!class_exists('Memcache') && !class_exists('Memcached')) {
+    echo "Error: the memcached (or memcache) PHP extension appears to be unavailable.\n";
+    echo "\n";
+    echo "This is most likely because PHP doesn't load it for the command line\n";
+    echo "version. You probably need to enable it somehow.\n";
+    echo "\n";
+    if (is_executable('/usr/sbin/phpenmod')) {
+        echo "It is possible that running one of the following commands as root will fix it:\n";
+        echo " phpenmod -s cli memcached\n";
+        echo " phpenmod -s cli memcache\n";
+    }
+
+    exit(1);
 }
 
 // This is the base directory of the SimpleSAMLphp installation
@@ -38,25 +38,24 @@ $stats = \SimpleSAML\Memcache::getRawStats();
 $keys = [];
 foreach ($stats as $group) {
     foreach ($group as $server => $state) {
-
         if ($state === false) {
-            echo("WARNING: Server ".$server." is down.\n");
+            echo "WARNING: Server ".$server." is down.\n";
             $warnServerDown++;
             continue;
         }
 
         $items = $state['curr_items'];
-        echo("Server ".$server." has ".$items." items.\n");
+        echo "Server ".$server." has ".$items." items.\n";
         $serverKeys = getServerKeys($server);
         $keys = array_merge($keys, $serverKeys);
     }
 }
 
-echo("Total number of keys: ".count($keys)."\n");
+echo "Total number of keys: ".count($keys)."\n";
 $keys = array_unique($keys);
-echo("Total number of unique keys: ".count($keys)."\n");
+echo "Total number of unique keys: ".count($keys)."\n";
 
-echo("Starting synchronization.\n");
+echo "Starting synchronization.\n" ;
 
 $skipped = 0;
 $sync = 0;
@@ -70,20 +69,20 @@ foreach ($keys as $key) {
 }
 
 
-echo("Synchronization done.\n");
-echo($sync." keys in sync.\n");
+echo "Synchronization done.\n";
+echo $sync." keys in sync.\n";
 if ($skipped > 0) {
-    echo($skipped." keys skipped.\n");
-    echo("Keys are skipped because they are either expired, or are of a type unknown\n");
-    echo("to SimpleSAMLphp.\n");
+    echo $skipped." keys skipped.\n";
+    echo "Keys are skipped because they are either expired, or are of a type unknown\n";
+    echo "to SimpleSAMLphp.\n";
 }
 
 if ($warnServerDown > 0) {
-    echo("WARNING: ".$warnServerDown." server(s) down. Not all servers are synchronized.\n");
+    echo "WARNING: ".$warnServerDown." server(s) down. Not all servers are synchronized.\n";
 }
 
 if ($warnBigSlab > 0) {
-    echo("WARNING: ".$warnBigSlab." slab(s) may have contained more keys than we were told about.\n");
+    echo "WARNING: ".$warnBigSlab." slab(s) may have contained more keys than we were told about.\n";
 }
 
 /**
@@ -99,12 +98,12 @@ function getServerKeys($server)
     $host = $server[0];
     $port = (int) $server[1];
 
-    echo("Connecting to: ".$host.":".$port."\n");
+    echo "Connecting to: ".$host.":".$port."\n";
     $socket = fsockopen($host, $port);
-    echo("Connected. Finding keys.\n");
+    echo "Connected. Finding keys.\n";
 
     if (fwrite($socket, "stats slabs\r\n") === false) {
-        echo("Error requesting slab dump from server.\n");
+        echo "Error requesting slab dump from server.\n";
         exit(1);
     }
 
@@ -127,9 +126,8 @@ function getServerKeys($server)
     // Dump keys in slabs
     $keys = [];
     foreach ($slabs as $slab) {
-
         if (fwrite($socket, "stats cachedump ".$slab." 1000000\r\n") === false) {
-            echo("Error requesting cache dump from server.\n");
+            echo "Error requesting cache dump from server.\n";
             exit(1);
         }
 
@@ -149,17 +147,17 @@ function getServerKeys($server)
             if (preg_match('/^ITEM (.*) \[\d+ b; \d+ s\]/', $line, $matches)) {
                 $keys[] = $matches[1];
             } else {
-                echo("Unknown result from cache dump: ".$line."\n");
+                echo "Unknown result from cache dump: ".$line."\n";
             }
         }
         if ($resultSize > 1900000 || count($keys) >= 1000000) {
-            echo("WARNING: Slab ".$slab." on server ".$host.":".$port.
-                " may have contained more keys than we were told about.\n");
+            echo "WARNING: Slab ".$slab." on server ".$host.":".$port.
+                " may have contained more keys than we were told about.\n";
             $GLOBALS['warnBigSlab'] += 1;
         }
     }
 
-    echo("Found ".count($keys)." key(s).\n");
+    echo "Found ".count($keys)." key(s).\n";
     fclose($socket);
 
     return $keys;