diff --git a/modules/AuthCrypt/AuthCryptModule.php b/modules/AuthCrypt/AuthCryptModule.php
index dcacd3cfc6..747369ddec 100644
--- a/modules/AuthCrypt/AuthCryptModule.php
+++ b/modules/AuthCrypt/AuthCryptModule.php
@@ -85,7 +85,7 @@ class AuthCryptModule extends AuthenticationModule
         $salt  = '';
 
         for ($i=0; $i<$len; $i++) {
-            $salt .= $chars{mt_rand(0, strlen($chars)-1)};
+            $salt .= $chars[mt_rand(0, strlen($chars)-1)];
         }
 
         return $salt;
@@ -185,4 +185,4 @@ class AuthCryptModule extends AuthenticationModule
                             _m('Authentication and password hashing with crypt()'));
         return true;
     }
-}
\ No newline at end of file
+}
diff --git a/plugins/DirectionDetector/DirectionDetectorPlugin.php b/plugins/DirectionDetector/DirectionDetectorPlugin.php
index deaf820826..9b744334c1 100644
--- a/plugins/DirectionDetector/DirectionDetectorPlugin.php
+++ b/plugins/DirectionDetector/DirectionDetectorPlugin.php
@@ -143,7 +143,7 @@ class DirectionDetectorPlugin extends Plugin {
         $len = strlen($str);
 
         for($i = 0; $i < $len; $i++) {
-            $in = ord($str{$i});
+            $in = ord($str[$i]);
             if (0 == $mState) {
                 // When mState is zero we expect either a US-ASCII character or a
                 // multi-octet sequence.