diff --git a/bin/auth_ejabberd.php b/bin/auth_ejabberd.php
old mode 100644
new mode 100755
diff --git a/bin/composer.phar b/bin/composer.phar
old mode 100644
new mode 100755
diff --git a/bin/daemon.php b/bin/daemon.php
old mode 100644
new mode 100755
diff --git a/bin/run_xgettext.sh b/bin/run_xgettext.sh
old mode 100644
new mode 100755
diff --git a/bin/worker.php b/bin/worker.php
old mode 100644
new mode 100755
diff --git a/composer.lock b/composer.lock
index 8e5a7f163a..20b89bfbef 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "content-hash": "7d90cfe4354cd5ca36b74a3ecc471eeb",
+    "content-hash": "0811acc361f70e08cce3ec09940cbf2d",
     "packages": [
         {
             "name": "asika/simple-console",
@@ -1261,23 +1261,24 @@
         },
         {
             "name": "paragonie/constant_time_encoding",
-            "version": "v2.2.2",
+            "version": "v1.0.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/paragonie/constant_time_encoding.git",
-                "reference": "eccf915f45f911bfb189d1d1638d940ec6ee6e33"
+                "reference": "6111a38faf6fdebc14e36652d22036f379ba58d3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/paragonie/constant_time_encoding/zipball/eccf915f45f911bfb189d1d1638d940ec6ee6e33",
-                "reference": "eccf915f45f911bfb189d1d1638d940ec6ee6e33",
+                "url": "https://api.github.com/repos/paragonie/constant_time_encoding/zipball/6111a38faf6fdebc14e36652d22036f379ba58d3",
+                "reference": "6111a38faf6fdebc14e36652d22036f379ba58d3",
                 "shasum": ""
             },
             "require": {
-                "php": "^7"
+                "php": "^5.3|^7"
             },
             "require-dev": {
-                "phpunit/phpunit": "^6|^7",
+                "paragonie/random_compat": "^1|^2",
+                "phpunit/phpunit": "4.*|5.*",
                 "vimeo/psalm": "^1"
             },
             "type": "library",
@@ -1319,7 +1320,7 @@
                 "hex2bin",
                 "rfc4648"
             ],
-            "time": "2018-03-10T19:47:49+00:00"
+            "time": "2018-03-10T19:46:06+00:00"
         },
         {
             "name": "paragonie/random_compat",